Q1. What are the seven basic face shapes and which one is the ideal face shape? A1. The seven basic face shapes are : Oral Face, Round Face, Long Face, Square Face, Heart-shaped Face (or called Inverted Triangle), Triangle, diamond. Oral face is generally considered to be the perfect shape.   Q2. What is the purpose of using a lighted shade and darkers shade in corrective make-up? A2. In corrective make-up a lighter shade's used to emphasize a facial area and a darker shade is used to minimize a facial area.   Q3. What are the two types of gel masks and how they benefit the skin? A3. - The "peet-off" gel mask helps a hydrate the skin and remove dead, dry, flakey cells from the surface to the skin. - The "non-peel" type gel mask is very hydrating to the skin and has a calming, soothing and refreshing effect to the skin.   Q4. Why is too much sun harmful to most skins? A4. Too much sun affects living cells and causes the skin to lose oil and moisture. This loss is turn causes the skin to become lined and in some cases, leathery.   Q5. What are the different skin type? A5. Normal, dry, mature or aging, oily acne, couperose and combination.   Q6. What is PH? A6. PH stands for Possible (or Potential) Hydrogen and refers to the acidity or alkalinity of a surface. Anything below 7 is Acid. Anything from 7 to 14 is alkaline.   Q7. What is the normal PH level of human skin? A7. Although the precise neutral point on the PH scale is 7, the neutral range is considered to extend from PH 6.5 to 7.5. Human skin has a normal PH of 4.5 to 6.   Q8. What is the purpose of using foundation? A8. For basic make-up, where individuals are intended to look like healthy versions of themselves, the purpose of foundation is to add to, or even out (diffuse), to correct the skin tone, cover minor skin pigmentation, flaws, and create a smooth working surface for the rest of the make-up.   Q9. How to use crome and powder rouge? A9. If crome rouge products are to be used they are applied at this stage, prior to powdering. If only powder rouge is used, it can be applied at a later time.   Q10. Tips for choosing foundation A10. The most generalized answer is: If the skin is dry or sensitive, use a cr�me base, or if the skin is oily, use a toner, then a waterbase. Also, for Oriental skins you should avoid reddish hues, and for black (or brown) skin, look for foundations which are not too orange or yellow.