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41 Cards in this Set
- Front
- Back
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Most chemicals are completely _____. |
Safe |
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Everything you can see or touch, except _______, is a chemical. |
Light & electricity |
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It is _____ to chemically covert acetone into oxygen, paper into sugar, and copper into hydrogen. |
Possible |
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People cannot easily see the differences between ______. |
Gas & vapors |
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When liquids evaporate into the air, they create _____. |
Vapors |
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The force of nature that makes two surfaces stick together is called: |
Adhesion |
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A _____ is a substance that improves adhesion. |
Nail primer |
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Primers are especially effective on clients with _____. |
Oily skin |
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When should a nail primer touch the skin? |
Never |
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Overfiling the natural nail will make it _____. |
Porous |
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If nail primer touches the skin it can cause sensitivity and _____. |
Painful Burns |
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Acid free primers have a _____. |
Neutral pH |
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Repeated product-skin contact causes _____. |
Skin allergies |
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Before you apply any nail product to The nail plate, the nail should be _____. |
Clean & dry |
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Nail dehydrator is recommended to temporarily remove _____. |
Surface moisture from the nail plate |
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Use of a _____ abrasive file is recommended to improve adhesion. |
Medium/fine 240 grit |
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Keeping the nail plate _____ is the nail professional's first duty. |
Thick, strong, & healthy |
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_____ can result in damage to the nail plate, damage to the underlying tissue, and / or lifting and separating of the nail plate. |
Aggressive filing |
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Nail enhancements are not designed to be taken off more than _____. |
Twice a year |
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Coatings that _____ upon evaporation do so as a result of a physical reaction. |
Harden |
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How many molecules must react to make a single sculptured nail? |
Trillions |
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Polymers are usually in what form? |
Solid |
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When something cures, it _____. |
Hardens |
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Substances that speed up chemical reactions are called _____. |
Catalysts |
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Short chains of monomers that have had the growth of their chains halted before they became polymers are called _____. |
Oligomers |
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Oligomers make it possible for UV gel products to harden into nail enhancements in this amount of time: |
2-3 minutes |
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_____ can be unraveled by force or solvents, and are easily damaged by sharp impacts. |
Polymer chains |
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The _____ and hair contains cross-links. |
Nail plate |
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_____ make the natural nail more resistant to staining. |
Cross-links |
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Compared to uncross-linked products, cross-linked nail enhancements are _____ to solvents. |
More resistant |
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All nail adhesives and wraps are based on _____. |
Cyanoacrylates |
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Most, but not all, UV gels are based on _____. |
Acrylates |
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_____ is banned in salon use in the United States. |
Methyl methacrylate monomer (MMA) |
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Evaporation coatings are flexible thanks to which type of ingredient? |
Plasticizers |
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All nail enhancements are made from _____. |
Organic substances |
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A problem with a nail enhancement is least likely to be caused by a _____. |
Faulty product |
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It is important to keep brush handles, table tops, and containers clean and Free from product dusts and residues to prevent _____. |
Overexposure |
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Who was the first person to talk about poisons and toxins in a scientific way? |
Paracelsus |
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The overexposure principle states that overexposure determines _____. |
Toxicity |
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When your clients fingertips are soaking in a container of acetone to aid the removal of a nail enhancement product, it is recommended that you cover the container with _____. |
A clean terry cloth towel |
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Acetone is highly _____. |
Flammable |
