question archive Technician A says the zinc phosphate coating is nearly an airtight coating over the bare metal surface
Subject:Mechanical EngineeringPrice:2.84 Bought6
Technician A says the zinc phosphate
coating is nearly an airtight coating over the
bare metal surface. Technician B says the
zinc phosphate coating must be covered
with a topcoat in order to preserve its
corrosion-protecting capabilities. Who is
correct?
A)Technician A only
B)Technician B only
C) Both Technicians A and B
D) Neither Technician A nor B
Purchased 6 times