soil amendments in the form of biochar; soil additives, namely, biochar that promotes water retention in soil; biochar, additives for biochar, and materials composed of biochar and additives, namely, biochar for use as a soil conditioner; filter media comprised of biochar, namely, biochar in the nature of filtering materials in water filtering; filters containing biochar, namely, biochar in the nature of filtering materials in water filtering; materials for water and waste recycling, namely, chemicals for the treatment of water and wastewater in the nature of biochar; filter media comprised of biochar, namely, biochar in the nature of filtering materials in filtering heavy metals from water; biochar, namely, concrete additives and asphalt additives, all of the foregoing include biochar as the main ingredient