If I were welding 0.100 in. thick mild steel, initial amperage setting should be at:

A/an works like a filter to allow electrons from the desired polarity (electrode positive or electrode negative) to flow through the welding circuit, while blocking the electrons flowing in the opposite direction.

What is a sign of inadequate post flow for the shielding gas?

If you were welding thin, dirty aluminum, you should set the wave balance to more:

Which part of the arc cleans the surface of the weld?

When suffering from the hematopoietic syndrome, death occurs due to what?

Which of the following measures the effectiveness of ionizing radiation in causing mutations?

The WR for x-radiation is 1, and the WT for the gonads is 0.2. If the gonads receive a D of 0.4 Gy from exposure to x-radiation, what is the EfD in Sv?

In 1898, after suffering severe burns attributed to radiation exposure, which Boston dentist began investigating the hazards of radiation exposure and became the first known advocate of radiation protection?

The beginning stage of acute radiation syndrome is actually the