One Christian man complained about “the idea that angels would forsake their divinity for aerosol cologne,” according to Jezebel.
So Rey and Maupin sprayed the guards with their own Mace-type aerosol and took off running in a panic.
The aerosol mist of blood would have been visible through the scope.
aerosol aer·o·sol (âr'ə-sôl')
A gaseous suspension of fine solid or liquid particles.
A substance, such as a drug containing therapeutically active ingredients, packaged under pressure with a gaseous propellant for release as a spray of fine particles.