MicroSpacer is FDA 510K approved as substantially equivalent to other spacer devices, and is the smallest aerosol asthma inhaler spacer on the market. Replace every 4-6 months. Box contains one (1) MicroSpacerÂ® device and full instructions.
Question and answer. A chemical in groundwater that can cause genetic changes is called a: (A) teratogen (B) VOC (C) carcinogen (D) mutagen. A chemical in groundwater that can cause genetic changes is called a: (D) mutagen.Expert answered| Florpe |Points 70|. Question.uestion and answer. A chemical in groundwater that can cause genetic changes is called a: (A) teratogen (B) VOC (C) carcinogen (D) mutagen. A chemical in groundwater that can cause genetic changes is called a: (D) mutagen. Expert answered| Florpe |Points 70|.
Agents that may cause cancer include: Chemical carcinogens. Several chemicals and environmental toxins are responsible for changes in normal cellular DNA. Substances that cause DNA mutations are known as mutagens, and mutagens that cause cancers are known as carcinogens. Particular substances have been linked to specific types of cancer. Tobacco smoking is associated with many forms of cancer, and causes 90% of lung cancer.