Technology Lab Safety and Tool Management

A set of 45 vocabulary flashcards based on the technology lab safety transcript, covering equipment usage, fire safety, and chemical protocols.

Danger zones

Designated black and yellow striped zones with safety risks

Horseplay

Foolish actions

Proper lifting technique

Using legs while keeping back straight

Eye protection

Glasses/goggles worn when welding or with chemicals

Gloves

Items of clothing not worn when operating power tools

Where should oily rags be stored

closed metal container to prevent the risk of fire.

Material Safety Data Sheet (MSDS)

A form used to communicate information about hazardous chemical properties, physical hazards, health risks, and safe handling precautions.

Personal Protective Equipment (PPE)

Specialized clothing or equipment, such as face shields or respirators, worn to protect against hazardous materials and injuries.

Clamps or a vise

Devices used to secure a work piece in place, freeing both hands to safely operate a tool.

Shortest lumber length

The minimum stock size, specifically $12\text{ inches}$, that can be safely run through most shop equipment.

Kick back

A dangerous event where a power saw sends pieces flying out at high speed due to the blade hitting cracks, nails, or loose knots.

Pneumatic tools

Equipment powered by compressed air delivered through high-pressure hoses connected to an air compressor.

Flash point

The lowest temperature at which a chemical vapor may ignite, as detailed on a Material Safety Data Sheet.

Carcinogenic

A technical term that identifies a chemical as being cancer-producing.

Red Color Code

A safety color used to signify danger, stop, or identify emergency equipment such as fire-protection tools.

Orange Color Code

A safety color meaning "be on guard," used to identify hazardous manual parts of equipment that might cause injury.

Yellow Color Code

A safety color used for caution to mark physical hazards such as steps, low beams, or waste containers for combustible materials.

White Color Code

A safety color used specifically to identify storage locations and housekeeping equipment.

Green Color Code

A safety color signifying first aid and the location of safety equipment like first-aid kits.

Blue Color Code

A safety color indicating information or caution, such as out-of-order signs on equipment.

NFPA Labeling System

A diamond-shaped marking system using colors and numbers from $0$ to $4$ to indicate the hazard level of chemicals.

Hazard Level 4

The numerical rating on an NFPA label that represents the greatest or most severe hazard.

Hazard Level 0

The numerical rating on an NFPA label indicating that a material has the lowest or no recognized hazard.

Toluene

A flammable chemical used in paints and adhesives that is rated as a hazard level $3$ for flammability and $2$ for health on an NFPA label.

Fire components

The three basic things required for a fire to burn: a source of heat, oxygen, and fuel.

Class A Fire

A class of fire involving flammable solid materials such as wood, paper, cloth, or plastic.

Class B Fire

A class of fire involving flammable liquid materials like grease, oil, or chemicals.

Class C Fire

A class of fire involving electrical components such as cords, switches, and wiring.

Class D Fire

A class of fire involving combustible switches, wiring, and metals such as iron.

Class K Fire

A class of fire occurring in cooking appliances involving combustible vegetable or animal oils and fats.

Smothering a fire

An extinguishing method that deprives a fire of oxygen, often using a blanket or an inert gas like carbon dioxide.

Troubleshooting

Following a systematic method to find the cause of a specific problem and then fixing it.

Extension cord safety

The requirement that all electrical extension cords must be of the three-wire grounded type.

Acetylene

A colorless gas used in technology shops that has a distinctive garlic-like odor in its commercial carbide form.

Screwdriver safety rule

The precaution that this tool should never be used on a part being hand-held, as it can slip and cause injury.

Sharp tool carrying rule

The practice of always carrying pointed or sharp tools with the point oriented down and away from the body.

Mixing acid and water

The safety procedure of always getting the water first and then carefully adding the acid to it, rather than the reverse.

Band saw maintenance

The regular cleaning of blades to remove resin, pitch, and debris to ensure straighter and smoother cuts.

Eyewash station

A facility in the lab used to flush hazardous chemicals from the eyes, whose location must be known before starting work.

Double insulated tools

Power tools designed with specialized insulation allowing for safe use without a traditional three-wire grounded plug.

Air Pump

The specific component of an air compressor system responsible for compressing the air.

Regulator

The part of a pneumatic system or air compressor that controls the pressure and flow of pressurized air.

Acetylene Boiling Point

A physical characteristic listed on an MSDS, specifically $-118.8^\circ\text{F}$ for this gas.

Pneumatic safety gear

The required use of safety glasses or goggles and a face shield when operating a compressed-air gun.

Floor plan requirements

A part of an emergency plan that must label all fire exits, windows for escape, and locations of fire extinguishers.