So, basically, withholding information is not the same thing as lying, but depending on the situation, you will have to decide whether it is better to withhold the information or not.
HCH may refer to: Hampton Court House, an independent school in Surrey, UK. Hexachlorocyclohexane, a group of chemical compounds. Holmes Chapel railway station (National Rail station code), in Cheshire, England.
Hydrochloric acid, also called HCl, is a clear, highly corrosive liquid. HCl is one of the many chemicals released in our stomach when we eat a meal. The role of hydrochloric acid in the stomach, along with the other gastric juices, is to break down foods and cause the release of enzymes that further aid digestion. HCl also protects the body from illness by killing pathogens commonly found on foods.