What is what does toxic mean?

Toxic refers to something that is harmful or poisonous to an organism. It can be used to describe anything that creates or has the potential to create dangerous effects, either physically or mentally. Toxic substances can directly or indirectly cause damage to living organisms, and include things like chemicals, pollutants, bacteria, or even certain emotions and behaviours exhibited by individuals or groups. The severity of the toxicity of a substance or action can vary widely based on the dose, frequency, and duration of exposure. It is important to avoid exposure to toxic substances to protect one's health and wellbeing.