You Asked For PROOF Here It Is! In 2019....
Biological Medicine
Explosion Proof LED Light Magnetic Mount - Aluminum Base
Larson Electronics - American Made and Manufactured Industrial Lighting and UVC Products
Explosion Proof LED A Frame Light for Hazardous Locations (Refineries & Chemical Plants)
larsonelectronics
Explosion Proof Sight Glass LED Light - C1D1/C2D1 - 316 Stainless Steel
Larson Electronics - American Made and Manufactured Industrial Lighting and UVC Products