air is has averry good
not really
yes because they can withstand heat and cold but not smoke or fumes and this is how we know they are good indicators of air quality
yes because that's what they need secondly besides food and water. Yes they need good air quality.
Lichens will only grow on the stonework of buildings if the air is of good quality.
Good air quality means the air is fresh, not much smog or just basically cleaner than usual. For example if you got to New York and then to New Jersey, you can tell New Jersey has better air quality because it is more fresh.
Very good.
0-50 = good ;)
Ozone air purifiers are good for ashtma patients. A high quality air purifier should improve the quality of air inside of your home enough to improve an ashtma's patient quality of life.
50
There is NO Best and inexpensive air rifle. A good quality air rifle is going to cost you money. A cheap air rifle will reflect it quality by how poorly it performs.
There are many places where one could purchase a good quality domestic air blower. One could buy air blowers at stores like Home Depot, Lowes, or Amazon.