Now, what we're really saying is that 50% of all babies have fully mastered all the skills needed to crawl by about 7 months. What this also means is that any baby taking longer than 7 months to crawl, is still learning other basic skills or becoming physically stronger.bviously there are 2 answers to this question. Firstly, about 50% of all infants can crawl at 7 months; 75% can do so at 10 months and 90% of all infants have mastered it at 11 months.
A rotten taste could be related to halitosis, also known as bad breath. Bad breath is an unpleasant condition that can be cause for embarrassment. If you don't brush and floss daily, particles of food remain in the mouth, collecting bacteria, which can cause bad breath. Food that collects between the teeth, on the tongue and around the gums can rot, leaving an unpleasant odor.
Hydrogen Sulfide. Hydrogen sulfide gas produces an offensive rotten egg or sulfur water odor and taste in the water. In some cases, the odor may be noticeable only when the water is initially turned on or when hot water is run.ulfur-oxidizing bacteria produce effects similar to those of iron bacteria. They convert sulfide into sulfate, producing a dark slime that can clog plumbing and/or stain clothing. Blackening of water or dark slime coating the inside of toilet tanks may indicate a sulfur-oxidizing bacteria problem.