science

Oilskin

Oilskin is a science 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 Oilskin rather than just read about it. In short: Oilskin is a waterproof cloth used for making garments typically worn by sailors and by others in wet areas. The modern oilskin garment was developed by a New Zealander, Edward Le Roy, in 1898.

Key takeaways

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

Reference excerpt

Oilskin is a waterproof cloth used for making garments typically worn by sailors and by others in wet areas. The modern oilskin garment was developed by a New Zealander, Edward Le Roy, in 1898. Le Roy used worn-out sailcloth painted with a mixture of linseed oil and wax to produce a waterproof garment suitable to be worn on deck in foul-weather conditions. Oilskins are part of the range of protective clothing also known as foul-weather gear.

History Waterproofed cloth garments were in use from the 18th century. Many different methods of waterproofing were used over the years. Some early sou'westers and rain capes were handmade of sailcloth waterproofed with a thin layer of tar, while other methods involved canvas duck coated with multiple applications of linseed oil and paint. While durable, these methods of waterproofing did not possess the breathable qualities of Le Roy's process. Modern oilskins may be made of flexible PVC-coated synthetic fabric, while advanced materials for extreme conditions such as yacht racing may be used. Also known as "foul weather gear", contemporary oilskins include such innovations as DWR-coated nylon on their low end and Gore-Tex and other proprietary waterproof membranes on the high. A Sou'wester, a traditional form of collapsible oilskin rain-hat, is longer in the back than the front to fully protect the neck. Sou'westers sometimes feature a gutter front-brim.

See also Oilcloth – Type of cloth with a waterproof coating Waxed cotton – Sturdy fabric waterproofed with wax Waxed jacket – Hip-length raincoat made from waxed cotton cloth

References

External links

Classification of Foul Weather Gear - 2016 archive

Worked examples

Example 1 — a first encounter with Oilskin

Start with the simplest possible case. Write down what Oilskin claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, 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 Oilskin 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 Oilskin 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 Oilskin

In research: Oilskin appears in science 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 Oilskin 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: Oilskin is common in secondary-school and first-year university syllabi. It links to neighbouring topics Coats (clothing), Maritime culture, Sailing equipment, so understanding it makes those chapters shorter.
In everyday life: Look for Oilskin 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 Oilskin in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Oilskin 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 Oilskin out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Oilskin in simple terms?

Oilskin is a waterproof cloth used for making garments typically worn by sailors and by others in wet areas. The modern oilskin garment was developed by a New Zealander, Edward Le Roy, in 1898.

Why does Oilskin matter?

Because it connects several science 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 Oilskin?

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 Oilskin.