Updates are typically security fixes of some type or another. Some times they are good fixes and other times they are bad fixes. I prefer not to be bothered by the mess they can create and NEVER update my operating system.
Step 2. Fill the bucket with water and add 1 tbsp. of ammonia. A 4 to 1 solution of water to vinegar can also be tried if the ammonia solution does not work as well as you would like. Never mop the laminate flooring with commercial wood shine cleaners. Step 3. Dampen the mop and wring out most of the liquid.
3. Using a clean pipet for each liquid, mix 1 ml of phenolphthalein solution and 1 ml of distilled water in a second compartment in the Petri dish. Place the cover on the divided Petri dish. Note: Do not allow any phenolphthalein to drip into the ammonia compartment. 4. Observe any changes in the color and appearance of each solution in the Petri dish.