A safety device called a cotter pin. The cotter pin fits through a hole in the bolt or part. This keeps the nut from turning and possibly coming off.
Answer:
D
Explanation:
ensuring project end on time through carefully planning and organizing
The correct answer is A. Retain. Valve Stem seals
Answer:
I'm no engineer, but blue and purple are cool colors and white is every color so I'd go with orange
Answer:
Explanation: Here it is: 67 Hope that helps! :)
