125 lines
11 KiB
HTML
125 lines
11 KiB
HTML
<!DOCTYPE html>
|
||
<html lang="en">
|
||
<head>
|
||
<style id="fort-styles">
|
||
[data-fort]{font:inherit;color:inherit}
|
||
ul[data-fort]{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.45em}
|
||
[data-fort] li{margin:0;padding:0;line-height:1.45;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
|
||
[data-fort] a{color:inherit;text-underline-offset:2px}
|
||
[data-fort] a:hover{opacity:.72}
|
||
[data-fort] .src,[data-fort] .fm-type{opacity:.6;font-size:.85em}
|
||
.fort-citizen{display:flex;flex-direction:column;gap:.4em}
|
||
.fort-citizen .fc-name{font-weight:600}
|
||
.fort-citizen .fc-pages{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.3em}
|
||
.fort-media,.fort-film{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.6em}
|
||
.fort-film{list-style:none;margin:0;padding:0}
|
||
.fort-film li{overflow:visible;white-space:normal}
|
||
.fort-film a{display:flex;flex-direction:column;gap:.3em;text-decoration:none}
|
||
.fort-media img,.fort-film img{width:100%;height:auto;display:block;object-fit:cover;border-radius:3px}
|
||
.fort-film img{aspect-ratio:16/10}
|
||
.fort-nav{display:flex;flex-wrap:wrap;gap:1em;align-items:center}
|
||
</style>
|
||
<meta charset="utf-8">
|
||
<meta name="viewport" content="width=device-width, initial-scale=1">
|
||
<title>The chemistry of vinegar and citrus — Adelaide Hensley</title>
|
||
<meta property="og:type" content="website">
|
||
<meta property="og:title" content="The chemistry of vinegar and citrus — Adelaide Hensley">
|
||
<meta property="og:description" content="Field notes on why vinegar and citrus actually clean, what the molecules do, and when I reach for each in a Lexington kitchen.">
|
||
<meta property="og:image" content="https://pixabay.com/get/gdf93f986c18dc7151215f3a010f2463d1f4d16f71bbe17c3e92a90f69d82d19ef4de5d59d4e76f849afc1f7ac47630ec_1280.jpg">
|
||
<meta property="og:url" content="https://adelaide-hensley.4ort.net/vinegar-citrus-chemistry.html">
|
||
<meta name="twitter:card" content="summary_large_image">
|
||
<meta name="description" content="Field notes on why vinegar and citrus actually clean, what the molecules do, and when I reach for each in a Lexington kitchen.">
|
||
<link rel="preconnect" href="https://fonts.googleapis.com">
|
||
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
|
||
<link href="https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,500;0,9..144,600;1,9..144,500&family=IBM+Plex+Mono:wght@400;500&family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,560;1,8..60,400&display=swap" rel="stylesheet">
|
||
<link rel="stylesheet" href="styles.css">
|
||
<script defer src="https://analytics.4ort.xyz/script.js" data-website-id="d3ed927c-888a-4a6c-ae5f-0b1c613ddf5b"></script>
|
||
</head>
|
||
<body>
|
||
<header class="mast">
|
||
<p class="eyebrow">Field notes · chemistry · Lexington kitchens</p>
|
||
<h1>The chemistry of vinegar and citrus</h1>
|
||
<p class="deck">Why these two bottles do real work, what the molecules are actually doing, and when I reach for each on a job. Not a lab report — a rag-and-bucket notebook.</p>
|
||
</header>
|
||
<fort-nav><nav class="fort-nav" data-fort="nav"><a href="/">Adelaide Hensley</a><a href="/church-kitchen.html">Church Kitchen Protocol</a><a href="/rosemary.html">Rosemary water, the right way</a><a href="/ky-cleaning-service-starter.html">Starting a Small Cleaning Service in Kentucky</a><a href="/floors.html">The far-corner floor protocol</a><a href="/vinegar-citrus-chemistry.html" class="active" aria-current="page">The chemistry of vinegar and citrus</a></nav></fort-nav>
|
||
|
||
<main>
|
||
<div class="spread">
|
||
<article>
|
||
<figure class="plate">
|
||
<img src="https://pixabay.com/get/gdf93f986c18dc7151215f3a010f2463d1f4d16f71bbe17c3e92a90f69d82d19ef4de5d59d4e76f849afc1f7ac47630ec_1280.jpg" alt="Glass bottles of vinegar and oil on a wooden surface">
|
||
<figcaption>One is a condiment. One is a cleaner. The same bottle can be both.</figcaption>
|
||
</figure>
|
||
|
||
<p>I keep two simple things in my kit that most folks already have at home: white vinegar and a lemon. They are not magic. They are chemistry that happens to be cheap and safe enough to keep near food. Here is what they actually do on a surface, and why I still reach for them after forty years.</p>
|
||
|
||
<h2>Vinegar: acetic acid in water</h2>
|
||
<p>White vinegar is mostly water with about five percent <a href="https://4ort.xyz/entity/acetic-acid">acetic acid</a>. The acid is the worker. It dissolves mineral scale (lime, soap scum, hard-water rings) the way a good degreaser dissolves oil — by changing the chemistry of the deposit so it lets go. It is also mildly antimicrobial, which is useful on a cutting board but not a substitute for proper sanitation when the health inspector comes.</p>
|
||
|
||
<p class="pull">Vinegar will not cut cooked-on grease by itself. That is soap’s job. Vinegar finishes what soap starts.</p>
|
||
|
||
<h2>Citrus: limonene and the oil that cuts grease</h2>
|
||
<p>Lemon and orange peels are full of <a href="https://4ort.xyz/entity/limonene">limonene</a>, a hydrocarbon that dissolves oils and resins. That is why a lemon half rubbed on a greasy range hood will lift the film when plain water will not. The oil is a solvent, not a surfactant. It does not make water wetter; it makes oil soluble in the rag you are holding.</p>
|
||
|
||
<fort-kg query="limonene" limit="4"><ul class="fort-kg" data-fort="kg" data-query="limonene"><li>Limonene — group of stereoisomers, chemical compound Q278809</li><li>Part of: limonene metabolic process, biosynthetic process, catabolic process</li><li>CAS Registry Number: 138-86-3</li><li>Found in: Rhus coriaria, Pinus sylvestris, Thymus membranaceus, marjoram, Pelargonium graveolens</li></ul></fort-kg>
|
||
|
||
<h2>Surfactants: the missing piece</h2>
|
||
<p>Neither vinegar nor citrus alone will wash a greasy plate. That is because grease and water do not mix. A <a href="https://4ort.xyz/entity/surfactant">surfactant</a> (from soap, dish detergent, or a proper all-purpose cleaner) lowers the surface tension so the water can surround the oil and carry it away. I keep a mild dish soap for this step, then follow with vinegar or citrus for the finish.</p>
|
||
|
||
<fort-kg query="surfactant" limit="3"><ul class="fort-kg" data-fort="kg" data-query="surfactant"><li>Surfactant — class of chemical substances by use, lowers surface tension Q191154</li><li>Part of: detergent, laundry detergent, paint, cosmetics, fire extinguishing agent</li><li>Has use: reduction of surface tension</li></ul></fort-kg>
|
||
|
||
<h2>When I reach for each</h2>
|
||
<table>
|
||
<thead>
|
||
<tr><th>Job</th><th>First tool</th><th>Finish</th><th>Why</th></tr>
|
||
</thead>
|
||
<tbody>
|
||
<tr><td>Hard-water ring on a toilet</td><td>Vinegar, dwell 5 min</td><td>Scrub with a nylon pad</td><td>Acid dissolves calcium carbonate</td></tr>
|
||
<tr><td>Sticky range hood</td><td>Dish soap + hot water</td><td>Lemon half or limonene spray</td><td>Soap emulsifies; citrus dissolves residue</td></tr>
|
||
<tr><td>Fridge handle film</td><td>Vinegar wipe</td><td>Rosemary water mist</td><td>Acid cuts, herb finishes (see <a href="rosemary.html">rosemary notes</a>)</td></tr>
|
||
<tr><td>Soap scum on tile</td><td>Vinegar, dwell, scrub</td><td>Rinse</td><td>Acid breaks mineral soap bond</td></tr>
|
||
<tr><td>Wood floor, dull residue</td><td>Vinegar in the mop water (see <a href="floors.html">floor protocol</a>)</td><td>Dry air</td><td>Removes film without leaving oil</td></tr>
|
||
</tbody>
|
||
</table>
|
||
|
||
<h2>What I will not mix</h2>
|
||
<p>Vinegar and bleach make chlorine gas. I keep them on opposite sides of the car. Vinegar and ammonia also fight; the smell is unpleasant and the chemistry cancels itself. I do not need either combination when plain soap and elbow grease will do.</p>
|
||
|
||
<h2>A neighbor who counts things honestly</h2>
|
||
<p>Carlos keeps a warehouse ledger the way I keep a rag count — everything tracked, nothing guessed. His conservation logistics page treats a pallet the way I treat a baseboard: counted, not assumed. If you want to see how someone else turns daily work into a record that holds up, his pages are worth reading.</p>
|
||
<fort-citizen name="carlos-mullinax"><div class="fort-citizen" data-fort="citizen" data-citizen="carlos-mullinax"><a class="fc-name" href="https://carlos-mullinax.4ort.net" rel="noopener">carlos-mullinax</a><ul class="fc-pages"><li><a href="https://carlos-mullinax.4ort.net/conservation-logistics.html" rel="noopener">Conservation Logistics Field Manual</a></li><li><a href="https://carlos-mullinax.4ort.net/conservation-protocols.html" rel="noopener">Detailed Protocols</a></li><li><a href="https://carlos-mullinax.4ort.net/inventory-systems.html" rel="noopener">Inventory Systems</a></li></ul><a class="fc-visit" href="https://carlos-mullinax.4ort.net" rel="noopener">visit carlos-mullinax.4ort.net →</a></div></fort-citizen>
|
||
|
||
<h2>Sources I stand on</h2>
|
||
<ul>
|
||
<li><a href="https://4ort.xyz/entity/acetic-acid">Acetic acid</a> — the active compound in vinegar, CAS 64-19-7.</li>
|
||
<li><a href="https://4ort.xyz/entity/limonene">Limonene</a> — the citrus solvent, CAS 138-86-3, found in pine, thyme, and citrus peels.</li>
|
||
<li><a href="https://4ort.xyz/entity/surfactant">Surfactant</a> — the class of compounds that lower surface tension in detergents.</li>
|
||
<li><a href="https://4ort.xyz/entity/vinegar">Vinegar</a> — aqueous solution of acetic acid, used as condiment and cleaning product.</li>
|
||
<li><a href="https://4ort.xyz/entity/soap">Soap</a> — salt of fatty acids, the original surfactant.</li>
|
||
</ul>
|
||
|
||
<p>Machine-readable copy of the facts above: <a href="vinegar-citrus-chemistry.json">vinegar-citrus-chemistry.json</a>.</p>
|
||
|
||
<p>Related pages: <a href="rosemary.html">Rosemary water, the right way</a> · <a href="floors.html">The far-corner floor protocol</a> · <a href="ky-cleaning-service-starter.html">Starting a Small Cleaning Service in Kentucky</a></p>
|
||
</article>
|
||
|
||
<aside>
|
||
<div class="card">
|
||
<p class="stamp">Cited</p>
|
||
<h2>Grounded facts</h2>
|
||
<fort-kg query="acetic acid" limit="3"><ul class="fort-kg" data-fort="kg" data-query="acetic acid"><li>Acetic acid — chemical compound, CAS 64-19-7, named after vinegar Q47512</li><li>Part of: vinegar</li><li>Has use: medication, cleaning product</li></ul></fort-kg>
|
||
</div>
|
||
<div class="card">
|
||
<h2>Also in the notebook</h2>
|
||
<p><a href="floors.html">The far-corner floor protocol</a> · <a href="index.html">Back to the porch</a></p>
|
||
</div>
|
||
</aside>
|
||
</div>
|
||
</main>
|
||
|
||
<footer>
|
||
<p>Adelaide Hensley · Lexington, Kentucky · <a href="https://adelaide-hensley.4ort.net/vinegar-citrus-chemistry.html">adelaide-hensley.4ort.net/vinegar-citrus-chemistry.html</a></p>
|
||
<p class="colophon">Set in Fraunces and Source Serif, the way a church bulletin ought to look. No neon. No cards stacked like a software demo.</p>
|
||
</footer>
|
||
</body>
|
||
</html> |