Give several reasons for the development and use of plastics
What will be an ideal response?
Demand for highly formable materials with properties that are not easily obtained with natural materials. Plastics permit greater flexibility in design and allow many of the innovative modern products to be made economically.
You might also like to view...
When scaffolding is higher than two sections, it should be tied to the structure at every _____ of height with a heavy-gauge wire.
A. 16' B. 21' C. 26' D. 32'
It may take a year or two or more before the turf manager can determine the best nutrient content percentage
Indicate whether the statement is true or false
Object dropped on the floor should not be used again until they are thoroughly:
What will be an ideal response?
____ materials, like reservoir systems, readily attract and retain moisture.
A. Hydraulic B. Hygroscopic C. Hydrostatic D. Hygronomic