Conditions that make material harmful is that when it is used for harming/destroying/killing/polluting the environment and the people.
The Cell Membrane Makes Sure that the materials going in and out of the cell are not harmful, such as a virus.
pollution is nasty,dirty,uncomfortable,harmful,and sometimes makes you sick
steroidsThe smooth
The harmful effects of materials that are invented by technology are materials that are not biodegradable. This is because the materials are synthetic materials and cause destruction to the environment.
Contraindication -is a factor in which the patient's condition that makes the use of a medication or specific treatment dangerous or ill advised.
You sometimes could get things wrong that's how it makes the question harmful
The smooth endoplasmic reticulum (SER) is responsible for lipid synthesis and detoxification of harmful substances. It lacks ribosomes on its surface, which is why it appears smooth under a microscope.
pollution
Materials can become harmful when they contain toxic substances that are released into the environment, when they are ingested or inhaled, or when they interact with other chemicals to produce harmful reactions. It is important to properly handle, store, and dispose of materials to prevent harm to humans and the environment.
Harmful materials are substances that can cause damage to living organisms or the environment, such as toxic chemicals or pollutants. Useful materials are substances that have practical value or serve a useful purpose, like building materials or medicine.
air pollution