Question

types of hazardous waste
hazardous waste encompasses a range of materials that pose potential risks to human health and the environment due to their harmful characteristics. there are four main categories of hazardous waste: ignitable, corrosive, reactive and poisonous.
firstly, ignitable hazardous waste includes substances that are flammable, such as glue, resin, paint thinners, and acetone. these materials can catch fire easily and pose a fire hazard when not handled properly.
secondly, corrosive hazardous waste consists of substances that can cause rusting, decomposition, or chemical breakdown. examples include acids like hydrochloric acid, bases like potassium hydroxide, and halogens like sodium.
thirdly, reactive hazardous waste is characterized by its potential to react violently or explosively when exposed to certain conditions or substances. examples include bleach which can react with other chemicals, and strong oxidizers that can ignite combustible materials.
lastly, poisonous hazardous waste includes materials that are poisonous to humans, animals, or the environment. this category encompasses substances like paints containing heavy metals such as lead, mercury - laden devices, and nickel - cadmium batteries. these toxic materials can contaminate soil and water, and pose severe risks to living organisms.
how many categories of hazardous waste are there?
4
75
1
6

Explanation:

The text states there are four main categories of hazardous waste: flammable, corrosive, reactive, and poisonous.

Answer:

4