Tags: Engine. Help! My BMW needs a new engine as a piston apparently punched through the base of the engine. Iâve been looking around for a second-hand one but am getting confused by engine model nos. My car is a V reg (1999) 318i SE E36 saloon shape.
Many past surgical room were designed around the AIA guideline. It recommends the. operating room air temperature be 68-75F with a 30-60% relative humidity. To get this. condition the air flow is dictated by a recommendation of 15 total air changes per hour, ACH, with 3 air changes per hour with respect to outside air. Out of this.
Oxygen is in liquid form depending on two things: 1- Pressure. 2- Temperature. Oxygen is kept in cryogenic tanks of all sizes.Ambient temperature outside of the storage tank is much higher than the liquid temperature.nder normal atmospheric pressure oxygen is a liquid at  temperatures ranging from -218.79 degrees Celsius to -182.96  degrees Celsius. This works out to -361.82 degrees Fah â¦ renheit to  -297.33 degrees Fahrenheit. 2 people found this useful.