Origin [edit]. The systematic use of belt color to denote the rank was first used by Kano Jigoro, the founder of judo, who first devised the colored belt system using obi (sash), and awarded the first black belts to denote a Dan rank in the 1880s. Previously, Japanese Koryu instructors tended to provide certificates.
Everything for a safe and comfortable trip. Air safety is the theory, investigation, analysis, and categorization of flight failures (aircraft incidents and accidents), and the prevention of such failures through regulation, education and training.
Car seat safety: Air bags. How to safely transport your child in a car with air bags -- those lifesaving devices that can be deadly to children. Infant car seat: How to install it rear-facing with LATCH. Get a look at the LATCH system and how to use it with an infant car seat.f, despite these very real dangers, you absolutely must put a non-rear-facing child in the front seat, turn off your car's air bag if it has an on-off switch. If your car doesnât have an on-off switch, you can get one installed.