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The Brazilian Keratin Treatment is a hair-straightening process that promises straight, smoother, and shinier hair that can last anywhere from six weeks to a few months. This process can take up to four hours and includes multiple steps. According to salontoday.com[1], researchers in Brazil discovered this treatment more than 10 years ago and because of… Learn More
Activated Carbon Media Study: Block vs Granules
Carbon Filter Life Comparison Objective A: To compare the filter life efficiency of the granular activated carbon to the block activated carbon and to estimate filter life of the carbon. Experiment equipment and setup needed: Methyl ethyl ketone (MEK), SS-340-DCH, aluminum pan for chemical containment, flask to measure chemical, gas sensor for indicating breakthrough, velometer,… Learn More
NAOSH Week Has Arrived
Just a reminder that North American Occupational Safety Week began yesterday, May 2nd, and will continue until Saturday, May 8th. This week provides a perfect opportunity to evaluate the safety conditions at your workplace, whether you’re a business owner or an employee. *For a general safety checklist provided by the Ontario NAOSH Network, click… Learn More
The Hazards of Welding Smoke
The Hazards of Welding Smoke & Devices Used to Reduce Exposure Description of welding and welding smoke Welding is a process that joins two materials by melting the pieces and adding a filler material to form a strong joint when cooled. More specifically, arc welding maintains an electric arc between an electrode and the material… Learn More
Sentry Air Systems Case Study: Acetone Fume Removal
Acetone Fumes: Acetone, also known as propanone and dimethyl ketone, is the simplest example of ketone compounds and is also a very important building block in organic chemistry. It is produced and disposed of naturally in the body as a result of normal metabolic processes. The majority of acetone is produced from propylene in a… Learn More
Mini Ductless Fume Hood- 18″ Wide Portable Fume Hood
Product Spotlight: SS-218-DCH : Compact Ductless Fume Hood If you have a need for a compact ductless fume hood the Sentry Air Systems SS-218-DCH may be an excellent choice for your application. This mini fume hood features a footprint of 18″x 18′ x 18″ (I.D) and is available with several different filter media options. Filters… Learn More
Ductless Fume Hood Case Study: Toluene Vapors
Toluene Fumes: Toluene, also known as methyl benzene, is an aromatic hydrocarbon that occurs naturally at low levels in crude oil and which is also produced as a byproduct in fuel production. Its electrophilic properties make it a useful feedstock in industrial processes such as the production of TNT and polyurethanes. It is also used… Learn More
Ductless Fume Hood Case Study: Xylene Fumes
Xylene Fumes: Xylene is a name given to any one of three aromatic hydrocarbon isomers produced from crude oil. Each of the isomers is similar in its properties. There are many applications in which the use of these xylene isomers is necessary including uses such as a solvent in the leather, rubber, and printing industries…. Learn More