Question

How can you classify waste as solid liquid and gaseous waste?

Answer 1

Waste comes in many different forms and may be categorized in a variety of ways. The types listed here are not necessarily exclusive and there may be considerable overlap so that one waste entity may fall into one to many types.

Agricultural waste

Animal by-products

Biodegradable waste

Biomedical waste

Bulky waste

Business waste

Chemical waste

Clinical waste

Coffee wastewater

Commercial waste

Composite waste

Construction and demolition waste (C&D waste)

Consumable waste

Controlled waste

Demolition waste

Dog waste

Domestic waste

Electronic waste (e-waste)

Food waste

Gaseous wastes

Green waste

Grey water

Hazardous waste

Household waste

Household hazardous waste

Human waste

Sewage sludge

Industrial waste

Slag

Fly ash

Sludge

Inert waste

Answer 2

(1) domestic waste: waste food, paper, plastic paper, plastic bags, vegetable waste, fruit skins, glass and sheet metal articles, etc.

(2) industrial waste: Chemicals, pigments, sludge, Ash, metals, etc.

(3) hazardous waste: Chemicals generated in various industries, radioactive materials, explosives, infectious materials, etc.

(4) Farm/garden waste: Leaves, flowers, branches of trees, crop residues like straw, animal urine and dung, pesticides, remains of various Chemicals and fertilizers, etc.

(5) electronic waste: non- functional TV sets, cell phones, music systems, computers and their parts, etc.

(6) Biomedical Waste: bandages, dressing, gloves, needles, saline bottles, medicines, medicine bottles, test tubes, body parts, blood, etc. from clinics, hospitals, blood bank and laboratories.

(7) urban waste: waste generated through a household industries and large commercial and industrial establishments, carry bags, glass, material pieces and rods, threads, rubber, paper, cans from shops, vegetable and meat markets, construction waste, etc.

(8) radioactive waste: radioactive materials like Strontium-10, cerium-141, Barium-140 and heavy water, etc. generator from atomic energy plants, uranium mines, Atomic research centres, nuclear weapons testing sites, etc.

(9) mining waste: remains of heavy metals like lead, arsenic, cadmium, etc. from mines.