One reason is that several studies over the past decade have reported potential harmful effects from the ingredients of sunblock.
But concerns have arisen over the potential harmful effects of inhaling DU dust or suffering shrapnel wounds from the weapons.
"We are extremely concerned about the potential harmful effects of androstenedione and its use, particularly by young people," Mr. Hatch and Mr. Harkin wrote.
Meanwhile, the potential harmful effects of the brain drain on sending countries could be minimised by formal compensatory measures, or by incentivising qualified people to remain in their own countries.
However, potential harmful effects of nanomaterials are raising concerns about their safety.
Other concerns related to cloning focus on the potential harmful effects of cloning for others.
This lack of knowledge confounds an understanding of their potential harmful effects on human health.
When we burn fossil fuels we emit CO2 into the atmosphere, and this leads over time to potential harmful effects.
The rapid rising in pressure can be a factor that explains the potential harmful effects of the RM.
An increasing attention is paid to the potential harmful effects of aquatic contaminant pharmaceuticals exerted on both biosystems and humans.
However, few adverse drug reactions were reported, probably because of lack of awareness about the potential harmful effects of medicines.
