How do you stay safe in a lab?
How do you stay safe in a lab?
General Laboratory Safety Rules
- Know locations of laboratory safety showers, eyewashstations, and fire extinguishers.
- Know emergency exit routes.
- Avoid skin and eye contact with all chemicals.
- Minimize all chemical exposures.
- No horseplay will be tolerated.
- Assume that all chemicals of unknown toxicity are highly toxic.
What are the science safety symbols?
Hazard Symbols
- General Warning. The general warning lab safety symbol consists of a black exclamation point in a yellow triangle.
- Health Hazard.
- Biohazard.
- Harmful Irritant.
- Poison/Toxic Material.
- Corrosive Material Hazard.
- Carcinogen Hazard.
- Explosive Hazard.
What is a mandatory safety sign?
Mandatory safety signs are used to show actions or behaviours that are to be implemented within a workplace or area of public access to comply with relevant health and safety regulations. Consider them the ‘must do’ of safety signs.
Why are some traffic lights blue?
The blue lights are in sync with a red traffic signal, allowing officers to see a violation occur. Any time a traffic signal is red, the blue light appears on the opposite side. This allows a law enforcement officer to know when a traffic signal is red, even when he or she is on the other side of the intersection.
How high should a stop sign be from the ground?
6-12 feet
How many feet should you stop before a stop sign?
150 feet
Which sign is a warning sign?
Many road signs warn you to slow down or watch for hazards or special conditions ahead. Most warning signs are yellow and diamond-shaped with black letters or symbols. Some common warning signs are shown on the next slides.
What is a yellow warning sign?
Warning signs instruct/warn staff and visitors of potential hazards. The signs contain symbols and words on a yellow background.
What do double white lines mean?
White lines separate lanes for which travel is in the same direction. A double white line indicates that lane changes are prohibited. A single white line indicates that lane changes are discouraged. Symbols are used to indicate permitted lane usages.
Can you turn right on double white lines?
Under NSW road rules, you can cross a dividing line to enter or leave a property or road “by the shortest route”. This rule applies to both double and single unbroken road markings. Drivers are also permitted to cross any type of dividing line when turning right at an intersection.
What does a solid white line at an intersection mean?
A solid white line between lanes of traffic means that you should stay in your lane unless a special situation requires you to change lanes. “Special situations” include moving from an HOV lane to the adjacent general-purpose lane and, in some circumstances, merging out of an exit-only lane during heavy traffic.
What does a continuous white line on the road mean?
If the road has a continuous single white line running along the left side, parking is considered legal but in some cases may be used to discourage parking – though this is subject to localised laws such as no parking enforcement signs or other such prohibited parking markings.
Can you pass on a solid line?
Solid yellow lines, single or double, indicate that passing is not permitted. Broken yellow lines indicate that passing is permitted. Be sure that the lane is clear and the pass can be completed safely. Passing is not permitted for the driver with the solid yellow line on their side of the roadway.
What does a continuous yellow line on the road mean?
Council is using unbroken yellow edge lines on the side of roads to indicate No Stopping zones. A driver must not stop at the side of a road marked with a continuous yellow edge line. These areas need to be kept clear so that drivers and pedestrians have a clear view of each other and road safety is maintained.