Because gas LPG or Propane is a cheaper product than Electricity
beaker, funnel, Bunsen burner, heat mat, tube, test tube and more that you can find on the internet.
comparing means the word itself "compare" compare means you put two or more objects and you see the differences and observe them.
they are more economical- constructional simplicity (no difficulty in placement of form works)- room layout & flexibility- short construction period- requires no more labor etc...
Wire gauze can be used to support a container (such as a beaker or flask) during heating. When the Bunsen burner flame is beneath it, with a tripod, the wire gauze helps to spread the flame (and heat) out evenly over the container. It is frequently used in combination with an iron ring and ring stand with a Bunsen burner underneath it (see the Related Questions for more information about an iron ring, ring stand, and Bunsen burner & tripod). A clay triangle serves a similar purpose, except that a clay triangle is used for a crucible instead.
Less air enters the tube and the flame burns less fierce and appears more like the yellowish flame on a candle.
"economical" has no comparative or superlative form. You would say "more economical" or "most economical."
There is no right answer for that. Kinds of both soft and hard are economical.
It is easier more economical
This burner was invented by Bunsen or more probable by Desaga; the scope is to be a source of heating in the laboratory.
what would a gas stove burner do to a females breast if put down the center hole of the burner for 5min's or longer with the flame on around them
Safer, more productive, more economical.
Gas heaters can be more economical. If there is a high supply of gas in the area it would have cheaper prices. Electric can be cheaper in other areas though.
Open the collar to let more air enter the burner. This will produce a bluer and fiercer flame.
Water conducts electricity and is therefore contraindicated for use on energized electrical equipment, however it is much cheaper than the chemicals that can be used on energized equipment making it more economical when water is able to be used. Similarly water should not be used on grease fires as it will spread out the grease and the fire rather than smothering it.
In theory, yes, rechargeable flashlights are more economical than regular flashlights, however you have to be careful to not overcharge your batteries otherwise they will run out quickly
Hand dryers can be more economical in the long run provided that they are energy efficient. You should show your employer the energy efficient models.
A Bunsen Burner is more useful because its flame is more controllable , it can reach a roaring blue flame, and its features such as the collar and the gas controller makes it safer.