1
It is a material with great advantages that favors its use: they are economical, they are versatile and they are durable.
2
it is an economic activity that consists of extracting gold from the soil.
3
is the introduction of substances or other physical elements in a medium that cause it to be unsafe or unfit for use.
4
is the lack of basic resources such as water, food, energy, housing
5
rains during a prolonged period of time that produces dryness in the fields and shortage of water.
6
Spend or use a thing, or let it be used or lost, without obtaining profit or as much profit as possible, whether voluntarily or involuntarily.
7
Making continuous fire of heavy projectiles against a population from outside
8
it is a hole, excavation or vertical tunnel that perforates the earth, to a depth sufficient to reach what is sought, be it the groundwater reserve of a water table or fluids such as oil
9
water filtration that occurs through the roof.
10
Procure or pretend something
