Product managers often start with a product requirements document (PRD). A product requirements document defines the product you are about to build: It outlines the product's purpose, its features, functionalities, and behavior. Next, you share the PRD with (and seek input from) stakeholders - business and technical teams who will help build, launch or market your product.
For bacteria: The two major families of common bacteria are distinguished by the chemistry of their walls, specifically the ability of iodine to mordant their staining with crystal violet and prevent its being removed with strong solvent. Gram positives include staph and strep, while gram negatives include e. Coli.
Using them together will actually cancel the benefits of using each of them out. 1  Spray or wipe full strength vinegar on the hard water buildup. 2  Let the vinegar work on the stain for 30 minutes. 3  Sprinkle baking soda on the stain.  Use a green scrubby to scrub away any stain that 1  remains. Rinse thoroughly.