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Why should chemicals never be smelt by putting the container directly to your nose?
Wiki User
∙ 13y ago
it is because when the chemicals are smelled directly they react with our nose and we can get many infections.
Wiki User
∙ 13y ago
Wiki User
∙ 14y agoIf your substance is in a beaker or test tube, it is always important to fan the odour towards your nose with your hands. If you place your nose directly on the lip of the test tube or beaker and inhale, it is possible that you will harm yourself, due to most chemicals being hazardous when inhaled.
Wiki User
∙ 13y agoIt is dangerous to smell chemicals because some chemicals are hazardous to health at concentrations lower than those you can smell. In addition, the label may be wrong, or missing, so you may be smelling something more hazardous than you thought.
Wiki User
∙ 9y agoBecause vapors or aerosols of many chemicals may be toxic or corrosive.
Wiki User
∙ 14y agoBecause the lab assistants get tired of cleaning up the bodies.
Wiki User
∙ 9y agoIt can injure or kill you.
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Why should you wear a lab apron when working in a lab?
so if you spill chemicals on yourself your cloths wont get full of chemicals>
Chemicals and materials used in technical designs should be safe.?
true
How would you store your food?
The foods should always be stored in a plastic container. it should not be stored in any metal container as it gets corroded by acids present in the food and thus makes it toxic which act as poison in our body.
What container is safe to put dry ice in For example should i put dry ice in a metal bowl glass bowl or does it not matter?
Any container - metal, glass, plastic - will do. Bear in mind that a metal container will cool down; for this reason, glass and plastic are better.
Is cork float or sink in water?
If you dropped a cork in a container of water, the cork will most definitely float. As to the cork is lite, like a feather and it doesnt container much mass.
Why chemical should never place on the balanced pans?
Because some chemicals can react with the pans. Also, you need a container to transfer chemicals.
What information should be contained within a chemical inventory list for hazardous chemicals?
brand name, container size, and location
Should you never return a chemical ti its original container after an experiment?
That is correct. Chemicals in their original container have a known purity, but there is always the chance that the temporary container you used was contaminated without your knowledge. If you put the material back that contamination then contaminates the entire container.
What should be done with any unused chemicals?
Of course, for example, Potassium Manganate(VII), KMnO4 are usually kept in a black container, because it will oxidize easily when it expose to sunlight. Different chemical store in different kind of container depend on the chemical properties of the chemical. With many chemicals it is illegal to store the chemical unless it is in its original container and has the paperwork with the container.
What is reagent bottle and how is used?
used as a container where you put chemicals that can't be thrown in the sink.
Why do you not put chemicals back into the original containers?
You should label any container you put chemicals into so there won't be any confusion over what is inside the container. For instance, a woman was making pretzels and put the lye she was using to treat the dough in an empty cola container. One of her teenagers threw a party and some of the guests assumed the chemical was wine and drank it. Needless to say, they had to be rushed to the hospital.
How often should you put water in my car?
Generally, you should avoid putting water in your car, unless it is in a sealed container. It can damage the carpeting, wiring, and lead to mold.
How long should you wait between putting in chlorine tablets and putting in pH chemical to bring that level down?
Half hr. if the pump is running. Give the chemicals time to disperse. k
Should only very hazardous chemicals be labeled?
No, all hazardous materials containers should be labeled. Because knowledgeable people may not be present to inform an emergency responder that an unlabeled container is not mislabeled but really does contain a nonhazardous chemical, even containers of nonhazardous chemicals should be labeled.
What kind of storage tanks should be used for water?
It is important to choose a water tank that is designed for the purpose to avoid the leeching of chemicals into the water. Consider a steel container or a plastic container maked with the code HDPE, LDPE or PP.
How should strawberrries be cleaned?
Well once you take them out of the container, you should run them over cold water, and then lightly dry them. (I like putting pure sugar on mine for a treat too!)
How many metric ton have 20 feet container?
Feet is an unit of volume and metric ton is an unit of mass, you can't compare them directly. We should know a density of items in this container to calculate their mass.
