What is thermal conductivity?
What is shrinking?
What is ‘man made fibers'?
What is topstitched seam?
How to dye fabric in order to make quilts, garments, table linens, etc?
What is grading?
List the chemical names which are used in washing plant?
What are the functions of paring disc and flow control disc in purifier and clarifier?
What is crankshaft explosion?
How ships are flooding?
Why self closing sounding pipes are used onboard?
Explain the difference between mitsui man b&w and hitachi man b&w engines?
What are the different types of ships?
What is a motor bike c.c.?
What is the purpose of o-ring in the centrifugal pumps?