Corticosteroids are also used supportively to prevent nausea, often in combination with 5-HT3 antagonists (e.g. ondansetron). Typical undesired effects of glucocorticoids present quite uniformly as drug-induced Cushing's syndrome.
Common causes. A gas explosion occurs when the gas/air mixture reaches a critical value, then any spark, flame or heat source can ignite the mixture. The explosion is caused when the rapidly expanding, burning gas is confined and builds up pressure. As the pressure builds, something has to give, and in a home gas explosion it is usually the windows.
Methane FumesSome water heaters use methane as a fuel. Heaters that have not been checked and serviced can release dangerous fumes. Immediately or shortly after exposure to ox â¦ ygen levels of less than 15% in air, a person may feel tired, dizzy, and have a headache.