(Finals) DDS_1 Lec (FOCUS PARTS)

Question 1

The aerosol container must:

Answer 1

1. Must not react with the formulation ingredients
2. Must be capable of withstanding the pressure required by the products
3. Must be corrosive-resistant

Question 2

Various materials have been used in the manufacture of aerosol containers such as:

Answer 2

1. Glass, uncoated or plastic coated
2. Metal, including tin-plated steel, aluminum or stainless steel
3. Plastics

Question 3

Most widely used metal containers for aerosols

Answer 3

Tin-plated steel

Question 4

to permit the expulsion of the contents of the
can in

Answer 4

1. the desired form
2. desired rate
3. proper amount of dose (metered valves)

Question 5

The button which the user presses to activate the valve assembly for the emission of the product

Answer 5

Actuator

Question 6

Supports the actuator and delivers the formulation to the chamber of the actuator

Answer 6

Stem

Question 7

Holds the gasket in place

Answer 7

Spring

Question 7

Serves to prevent leakage of the formulation

Answer 7

Gasket

Question 8

Holds the valve in place

Answer 8

Mounting dip

Question 9

Link between the dip tube, stem, and the actuator

Answer 9

Housing

Question 10

Serves to bring the formulation from the container to the valve

Answer 10

Dip tube