Abstract: A modular LED light for explosive areas includes a housing module including a central power supply module, at least one LED module receiving element, and an LED power supply interface arranged in the LED module receiving element such that the LED power supply interface is in the housing module. At least one LED module is configured to be detachably attached to the housing module. The LED power supply interface supplies electrical power to the at least one LED module when the at least one LED module is attached to the housing module in a usage positon.

Abstract: A commercially-suitable tricholine nasal formulation for administration to a human as a nasal spray is disclosed. The tricholine nasal formulation includes an aqueous solution of tricholine citrate, a volatile oil and a buffer system. The disclosed tricholine nasal formulation possesses an acceptable odor and a reasonable shelf-life. The tricholine nasal formulation may be used to treat the symptoms associated with stress, anxiety, depression, malaise, or “burn out” syndrome. Optionally, a moisturizer is included in the composition to alleviate any dryness resulting from administration of the formulation to a user. A preservative may be included in the composition to produce a longer shelf-life.