it can harm environment & our respiration system
The harmful effects of the jacaranda tree are based on the fact that all parts of the plant are poisonous if ingested. The pollen may cause an allergic reaction and the plants has spines.
harmful
Plastic moldings are often used for the creation of small parts. These can include the manufacture of toys, electrical appliances, computers and a whole range of different items.
Some workout supplements are harmful to your body, and people say that most of them aren't. They can affect the heart, and many other parts of the body.
the harmful part of makahiya is the thorns can be found in the stem of makahiya
The poisonous bits.
Plastic erasers, plastic bags, parts of projecting pencils{sometimes}...
Different parts are made of different rocks. Perhaps you mean its apparent colour from Earth? Variations in this are caused by atmospheric effects such as dust.
There different long term effects that Islamic Fundamentalism had in most parts of the world. This included governments, education and world view among others.
A sprue.
Any kind of smoke will damage your lungs. Some are more than others. Tobacco smoke is extremely harmful while marijuana smoke is barely harmful in moderation. If you mean spice in the general sense (any kind of synthetic marijuana) instead of the brand, it is difficult to know. Every brand of spice is made by a different person, and each person has preferences for how they make it. They use different chemicals and different plants. Different brands may have different effects on your lungs or other parts of the body. They only similaritiy between any two brands is that the active chemical binds to the cannabinoid receptors in your brain.
The plastic bit