Keyword: Suspension
- Hubeňák J.: Technical sprays in physics education, Fair 15, Praha 2010Sprays can be used to liven up elementary or high school physics lesson. Electronic technical sprays are easily obtainable and include some types interesting for physics: cooling sprays and sprays for dusting off. Criminologists-technicians use, among other, sprays with magnetic particles. These sprays can be also obtained and used for experimentation.