The practice of locating natural gas and petroleum deposits has been transformed dramatically in the last 20 years with the advent of extremely advanced, ingenious technology. In the early days of the industry, the only way of locating underground petroleum and natural gas deposits was to search for surface evidence of these underground formations.
Thumb Safety. No, the problem with a Thumb Safety is it's a Minor Motor Skill the way your brain see's it. Under a stressful situation you may loose all minor motor skills. All my guns I train with and I train consistantly, do not have any safeties.
Safety Glove Variants. Finger guards are individual leather sheaths to protect fingers from cuts during woodworking and other bladed hand tool operation. They do not offer the palm or knuckle protection, and consist of leather and spandex. Finger guards are opposed to hand guards, which are essentially fingerless gloves.