Products are classified as either an alkaline solution or an acidic solution by measuring the amount of:

The term describing the effectiveness with which a disinfecting solution kills germs when used according to the label instructions is:

Use of disinfectants as hand cleaners can cause skin irritation and allergy.

Shampoos that help close the hair cuticle and are balanced to the pH of skin and hair are:

Human immunodeficiency virus (HIV) is the virus that causes:

A scalp steamer, which resembles a hooded dryer, is used during a dry hair and scalp treatment.

To prevent fatigue, muscle aches, and back strain when performing a shampoo, maintain good:

The type of immunity that the body develops after overcoming a disease or through inoculations is:

Shampooing encompasses three different processes, including all of the following EXCEPT:

The water-attracting head of the surfactant molecule is: