1-F: Dangerous Material Disposal and Safety Flashcards
What materials are shielding blocks made of?
Shielding blocks are made of bismuth, lead, tin, and cadmium.
What is Lipowitz metal also known as?
Lipowitz metal is also known as Cerrobend.
Which materials are the most toxic?
The most toxic materials are lead and cadmium.
What health effects can cadmium dust have?
Cadmium dust can affect the lungs and kidneys.
What health effects can lead have?
Lead can affect the brain.
How can toxicities transpire from materials?
Toxicities may transpire if the materials are breathed in or absorbed through the skin, or if someone eats or drinks contaminated foods.
What protective measures should be taken when handling blocks or cutouts?
Protective clothing, eyewear, and gloves must be worn.
What should workers do after touching the blocks or cutouts?
Workers must wash their hands after touching the blocks or cutouts.
Where should the melting pot be kept?
The melting pot should be kept below a fume hood to properly filter the toxic fumes from the air.
What happens to toxic fumes as the temperature of the melting pot increases?
There are more toxic fumes as the temperature of the melting pot increases.
What is the maximum temperature for the melting pot?
The temperature of the melting pot should not be any higher than 85°C.
Who sets the standards for handling and exposure to toxic materials?
Standards for handling of and exposure to toxic materials are set by OSHA.
What are chemicals examples of?
Chemicals are examples of carcinogens.
What can be mutated as a reaction to chemicals?
DNA can be mutated as a reaction to chemicals.
What protective gear should be worn when handling chemicals?
Protective gear should be worn when handling chemicals.