chemistry

Liquid Ass

Liquid Ass is a chemistry topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Liquid Ass rather than just read about it. In short: Liquid Ass (stylized as Liquid ASS) is a stink bomb product. It was invented by former engineer Allen Wittman when he was in high school.

Key takeaways

Liquid Ass belongs to chemistry; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Liquid Ass to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Liquid Ass from memory before moving on to harder problems.

Reference excerpt

Liquid Ass (stylized as Liquid ASS) is a stink bomb product. It was invented by former engineer Allen Wittman when he was in high school. In 2005, he founded Liquid Ass Novelties, LLC, in North Carolina, alongside fellow engineer Andrew Masters. Liquid Ass is sold in retail locations in the United States and at least 8 other countries, as well as online. According to the manufacturer, the product will not stain most fabrics and the odor dissipates in less than a day. The U.S. Military uses Liquid Ass in training to prepare troops for the odor of the battlefield. It is also used in medical training, as the product's smell is similar to that of the human colon.

References

Further reading "Worst Smell in the World". 99% Invisible. December 2, 2015. Retrieved 2026-02-28. "Fart Spray Prank Product Is Now Used for Combat-Zone Medical Training". The Science Explorer. Retrieved 2026-02-28. "Guy invents the 'World's Worst Smell'". wtsp.com. December 13, 2015. Retrieved 2026-02-28. "The Stink That Launched 36,000 Reviews". News Radio 1450 WILM. Our American Stories. Retrieved 2026-02-28. "How Two Engineers Got Rich Working 1 Hour a Day Making Things Smell Like Shit". NextShark. November 6, 2015. Retrieved 2026-02-28. "How Two Men Got Rich Off Liquid Ass, the World's Most Disgusting Smell". VICE. October 7, 2015. Retrieved 2026-02-28.

External links Official website

Worked examples

Example 1 — a first encounter with Liquid Ass

Start with the simplest possible case. Write down what Liquid Ass claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In chemistry, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Liquid Ass before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Liquid Ass ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Liquid Ass

In research: Liquid Ass appears in chemistry research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Liquid Ass in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Liquid Ass is common in secondary-school and first-year university syllabi. It links to neighbouring topics 2000s toys, Foul-smelling chemicals, Practical joke devices, so understanding it makes those chapters shorter.
In everyday life: Look for Liquid Ass outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Liquid Ass in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Liquid Ass means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Liquid Ass out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Liquid Ass in simple terms?

Liquid Ass (stylized as Liquid ASS) is a stink bomb product. It was invented by former engineer Allen Wittman when he was in high school.

Why does Liquid Ass matter?

Because it connects several chemistry ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Liquid Ass?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Liquid Ass.