What type of gloves protects your hands from hazardous chemicals?

Nitrile gloves

Explanation:

hazardous chemicals can cause alot of damages to its handlers no matter how careful they might be hence as part of the protective measures at work it is advisable to wear protective gloves while working or handling such hazardous/corrosive chemicals at work.

Although there are many types of Hand gloves that can be worn to protect your hands while at work some of these gloves are made mainly for the purpose of protecting the hands against hazardous chemicals.

some of the types of gloves that are made for this purpose are latex gloves, Nitrile gloves, viton and rubber gloves. the best of these types of gloves are the gloves made of Nitrile because Nitrile gloves are protective against most very hazardous chemical.

which functions return a valid value without any arguments?

(-blank- and -blank- return a valid value without any arguments.)

1st -blank-

today

sqrt

count

2nd -blank-

round

now

sqrt