Yes, it is used in radiators and heaters, and also when you fart!XD
gas
because we use it in every day life
natural gas is used by humans every day all around the world
It is used for minor surgeries.
when you get gas, use money, or measure your self
Two things used every day before gas lights and electric lights were flint or matches and handmade tallow candles.
Industry plays a huge role in the day to day life of people. Every time you go to the grocery store, retail store, and gas station you are contributing to the daily life of various factories and industries.
nitogen
oxygen
Algebra is in fact used in every day life, believe it or not. For example, you need to buy gas and lunch but you only have $30. You know you can get lunch for $5 and you know that gas costs $2.50/gallon, but you need to know how many gallons of gas you can buy or $5 + $2.50x = $30. So, you calculate $30 - $5 = $25 / $2.50 = 10 gallons of gas.
Krypton is a rare and inert gas that is typically found in trace amounts in the Earth's atmosphere. It is used in certain types of lighting, such as fluorescent lights and some high-intensity discharge lamps. In everyday life, you may come across krypton in these lighting applications.
Carbon dioxide is used in a life jacket..