More to explore:
Finely Ground: frugal clean
cleaning easy and cheap blog
Finely Ground: Cleaning Challenge: Grout
spring cleaning checklist
Spring Cleaning Tips to get your home clean in no time
Use Clorox pen to "trace" discolored grout; leave on for at least 5 minutes and wipe clean!
Great grout cleaner
A few of the recipes below contain ammonia, or bleach, or vinegar (I’ve also included other homemade solutions that are gentler to use).
14cup bleach, 34cup baking soda, old toothbrush. I put it on the cracks and let it sit for an hr. took a brush, scrubbed it off and didn't have to scrub hard, just had to get the hardened mixture off and rinsed with hot water
Love the tip for a bleach paste - 1 part bleach to 3 parts baking soda. Worked like a charm on the mildew in my shower!
ok, not really a "fun" project, but the cleanfreak in me is kinda excited to have WHITE grout in my shower again...
DIY Homemade Grout Cleaner. All you need is a tooth brush, bleach, and baking soda. You make a paste and it gets the grout back white again!
Tile Cleaner 7 cups warm water, 1/3 cup ammonia, 1/2 cup baking soda, and 1/4 cup vinegar
How To Clean Grout With A Homemade Grout Cleaner - The simple recipe is just baking soda and bleach!
grout cleaning... so need to do this on the bathroom floor... previous owner was gross!!!