Perlite is a super light and grainy material and if you touch it then it would feel like polystyrene. Normally this white colored material is used in gardening however, it has many other industrial uses as well. Now, when it comes to gardening, then you should know that perlite is usually added into soil and after mixing it, perlite helps in improving the aeration of the soil along with its drainage. Overall, if you observe then you can say that perlite can seriously boost the growth of your plants and help you in gardening. See, gardening is no the only industry in which perlite is being used. It is also used in construction industry as a material, which is filled inside masonry walls because of its insulation properties. What other industries can you think of in which perlite is being used because of its amazing properties?