It is well known to enthusiasts that a glass must be "beer clean" -free of any grease or skin oils, including fingerprints-to support a good head of foam.
The functions on foam, detergency and skin smooth of shampoo and bath lotions were evaluated.
对香波和浴液的泡沫、洗净力、皮肤光滑度等功能进行了评价。
3
The evaluation methods for functions of shampoo and bath lotions in Japan were introduced. The functions on foam, detergency and skin smooth of shampoo and bath lotions were evaluated.