±DBCalc and ±DBDelta Mobile Apps from Marshal Day Acoustics
Marshal Day Acoustics released a free app for iPhone and iPad to add and subtract decibel levels ±DBCalc. ±DBCalc is also available on the Google Play store. […]
AuthorRobert Russotti
Duct Air Leakage Test – Free SMACNA DALT Mobile App
A free app, DALT, Duct Air Leakage Test helps estimate air leakage from ductwork. Released by the Sheet Metal and Air Conditioning Contractors’ National Association, […]
Fall Protection Standards Don’t Cover Falling In Love
Have you watched this lovely Disney animated short about finding love while waiting for a train? Yes, love and even a chance meeting on a […]
Overview of Energy Production & Consumption Data from the U.S. Energy Information Administration Website
The US Department of Energy, U.S. Energy Information Administration has extensive primary data for energy production. It’s website provides free access to weekly energy reports on […]
UK Accident Report Recommends New Guidance and Revision of the Guide to Good Practice on Port Marine Operations
An interesting accident report concerning a cargo of maize fumigated with aluminum phosphide outlines the causes and circumstances of accidental phosphine exposure. This report describes an investigation […]
Standards in Plain Sight
Standards cover pipes, construction, buildings, safety, signage, escalators, food and beverage, slip and fall protection, interoperability, consumer products safety, transportation, quality control, railways and practically […]
Arsine CGA G-16 Standard
***Update: This standard has been revised. CGA G-16-2018: Arsine – 2nd Edition is available on the ANSI Webstore. CGA adopted the Code of Practice Arsine and […]
Funiculars
Funicular is a word we don’t hear often. But ANSI has a standard ANSI B77.2-2020 for funicular safety. The former CEO of Olympus America, Sid Braginsky would […]
Rice University Engineering Students Collaborate on Design of Cervical Collar
Rice University biomedical engineering and mechanical engineering students designed and prototyped the HeadCase cervical collar. They studied existing cervical collars and their results showed that existing cervical collars can push the head […]
