yes
Answer:
Like all materials iron can be present at levels which are insufficient, sufficient or overly abundant for the environment.
they are not harmful to the environment
The harmful effects of CARS to our environment is the carbon monoxide
fire is harmful to the environment because it is a kind of gas
If it is harmful it will not survive long
NO2 is more harmful to the environment than NO2-.
yes; kerosene is harmful because it pollutes the environment and people might be sick or die and also is harmful for animals too.
no it is not
Many iron deposits are available in different types of environment
Iron oxide is a major component of soils and can actually be good for the environment by being a good adsorber of essential metals for plant growth but also toxic metals and arsenic released from mining and industrial processes. However iron oxide suspended in solution can obscure light from aquatic ecosystems, reducing productivity and cause fouling of the gills on fish. Also iron oxides can act as transport agents by adsorbing harmful metals in one place only to release them into another. Like most things in life not a clear cut thing - it depends on the circumstances!
The black residue from cast iron cookware is not harmful to health. It is a natural byproduct of cooking with cast iron and is safe to consume.
A harmful environment is one where there is some agent or condition in the environment that may cause impaired health or disease to people, plants or animals or that may damage people, plants, animals, property or other elements of the environment.
they are helpful not harmful to plants