Sentences with phrase «certain chemical agents»

Douching introduces unnecessary elements into the delicate pH balance of the V. Plus, certain chemical agents in a douche may upset the delicate tissues of the V, and make a mom's body feel a little upset at the unnecessary intrusion.

Not exact matches

«When residual nicotine reacts to certain chemicals in the air it forms cancer - causing agents that continue to develop over time,» says an RHA paper.

@Chad: I. Mutations in DNA sequences generally occur through one of two processes: A. Environmental factors: DNA damage from environmental agents such as ultraviolet light (sunshine), nuclear radiation or certain chemicals B. Mistakes that occur when a cell copies its DNA in preparation for cell division.

As a fellow for two terms (1997 until 1999), Euling assessed the cumulative risk of various toxic agents on development and studied whether certain chemicals in the environment influence the timing of puberty.

Certain chemical pollutants can trigger such changes by mimicking or altering the action of the body's hormones, important signaling agents.

Unlike other handy filters that might require you to use it with certain chemicals, Berkey Water Sport Bottle is free from chemical agents.

Specific safety concerns include: (1) Lithium batteries pose both a chemical and electrical hazard — under certain conditions they can overheat and ignite and, once ignited, can be especially difficult to extinguish; (2) the potential for propagation of thermal runaway between cells or batteries in a package and between adjacent packages of batteries; (3) the potential for uncontrolled lithium battery fires to overwhelm the capability of existing aircraft cargo fire protection systems, leading to a catastrophic failure of the airframe; and (4) the potential for venting of combustible gases from lithium ion cells in thermal runaway, which could collect in an enclosed environment and cause an explosion even in the presence of a suppression agent.