Define a gel coat and give three reasons for its use
What will be an ideal response?
A gel coat is a coating of resin that is sprayed or brushed into a mold prior to any placement of fiber reinforcement. The gel coat gives a smooth, fiber free surface. The gel coat can be pigmented, thus eliminating the need for painting the part.
The gel coat can have additives, such as UV-stabilizers and anti-oxidants that help protect the part from environmental exposure.
You might also like to view...
Which of the following workplace conditions is the most rare that a process technician can expect?
A) Indoor and outdoor work B) Working 9-5 only without overtime C) Lifting some heavy objects D) Working in their hometown with no travel
Which of the following is true of a cooled exhaust gas recirculation (C-EGR) system on a truck diesel engine?
A. lowers HC emissions B. lowers NOx emissions C. lowers both HC and NOx emissions D. improves engine efficiency
What beneficial effects can occur from C02 injection?
What will be an ideal response?
On the average, agricultural soils in the US are currently being depleted of their nitrogen supply
Indicate whether the statement is true or false