concerning your bleach question, I can tell you from experience that keeping bleach in anything other than what it comes in isnt a good idea. Short story here sorry...
I rented a home to a friend of mine and they put bleach in a spray bottle…"
"Hello Jean. As long as the bleach is in a dark environment it will stay active. Just to be on the safe side, however, and because bleach is toxic and dangerous I only pour out as much as i need for the current project I am working on and…"
"sure it's safe, however, bleach has to be kept in a container that is dark and lets in NO light, otherwide it eventually looses it bleaching quality.
I put a little in my aqua painters when I want to bleach out something but empty it when i am…"