goggles, pipettes, beaker, test tube, test tube holder
by using DNA, using the pH scale to see acids or alkalis
Aviod ingestion and skin contact. Avoid ingestion and skin contact.
One of them is to wear gloves because if acids gets on your skin then it eats right through it.
The pH scale has values ranging from 0-14. A substance with pH between 0-6 is considered as an acid, one with pH 7 is considered neutral while substances with pH in range 8-14 are considered as bases.
Well alkalies can be used when acid rain falls on farmland, a limestone powder is put over the field to neutralise the acid.
put safety glasses on
Acids have a pH under 7, alkalis have a pH bigger than 7.
by using DNA, using the pH scale to see acids or alkalis
safety.
The health and safety procedures for using any equipment is whatever the manufacturer has specified in labels and user manuals.
There are no universal prohibitions on the use of equipment for health and safety. Some equipment will be forbidden in certain situations but not in others.
identify the equipment and materials needeed for embroidery
Aviod ingestion and skin contact. Avoid ingestion and skin contact.
These could be to warn you of dangerous materials or behaviour. (acids running) They could be to advise of safety procedures. (Fire escape, eye wash, first aid.) They could be to aid you in using safety equipment. (fume cupboard, fire extinguisher)
One of them is to wear gloves because if acids gets on your skin then it eats right through it.
"While using welding equipment, you should always wear safety googles and protective gloves." Make sure you have on a welding jacket and long pants when you're using welding equipment. Those sparks can be very dangerous.
When using safety equipment you should make sure that you are wearing the right size. The wrong size of safety equipment can be more dangerous than wearing no equipment. When it does not fit you well it will not cover the correct areas it is designed to protect