Search results for “Hazardous substances”

Substance Abuse and Its Consequences

Learn about what substance abuse is, and the consequences that result from it. Sources: https://www.drugabuse.gov/related-topics/trends-statistics https://www.summitbehavioralhealth.com/resources/articles/consequences-of-addiction/ This video was created by one of our volunteer authors to support

Hazard vs Risk - Same Difference?

Is there a difference even? We'll be covering this more when Risk Bites launches officially in November, but until then, here's a quick intro. For more information on the Risk Bites videos, including links to further resources, check out http://riskbites.com (And if you feel like you're suffering

08 Classification of Substances

In chemistry, substances are divided into different groups. This screencast gives a short and theoretical overview of this classification. An initial relationship between elements and compounds is essential. Original: "Wolfgang Dukorn" Original: German. All translations in this video have been don

09 The amount of substance

In this screencast, the amount of substance is introduced as a basic chemical quantity. Other chemical quantities will refer to it. This screencast is the beginning of a series on chemical calculations (stoichiometry). They do not contain exercises and excessive explanations! Original: "Wolfgang D

08 Decomposition of a pure substance

Pure substances can be analysed (broken down) by chemical reactions. In the process, elements are created. The important experiment of Hoffman's decomposition apparatus is presented and the proof for hydrogen and oxygen gas is shown. The results of the experiment are part of the attendance phase at

How to find radioactive substances in humans

Radioactive substances are found everywhere in our environment. They can enter the human body through inhalation or food. In the video, Dr. Udo Gerstmann explains how to measure radioactivity in the body with a whole-body counter and when it is used. Original: "Federal Office for Radiation Protecti

How to find radioactive substances in the air

There are various methods for measuring radioactivity in the air. With the help of trace analysis, even very low concentrations of radioactivity in the air can be detected. In the video, Jacqueline Bieringer explains how to detect radioactive substances in the air. Original: "Federal Office for Rad