The goal of this technote is to identify the hazards posed by different types of paint strippers and also offer laser cleaning as an alternative healthy and green solution that can replace it. The principle of use of paint strippers are simply to apply the paint stripper to the painted...

* Introduction: * Before we start this technote which describes the role of lasers in welding, it is necessary to explain the different types of welding which will be referred to later on in the article. There are basically two types of welding which are called spot welding and seam...

Laser cleaning for paint removal applications has attracted much attention in recent years because the traditional methods of removing paint such as sand blasting and chemical paint stripping produce a lot of environmental pollution. It is time to utilize a green solution for paint stripping. It is possible to do...

*The Lighting Passport smart phone spectrometer was an essential tool for the research and climate studies conducted for this book series. This piece of scientific equipment allows us to test multiple environmental parameters all at once, combine the data and observe the aspects of these high altitude cloud forest ecosystems...

Laguna Caliente inside the active crater of the Poás Volcano and associated thermal image of the lake 8,885 feet or 2,708 meters in altitude Two important tools which were used here up on the Poás Volcano were the Lighting Passport smartphone spectrometer thermal imaging cameras, both of which helped me...