Speaking again of wide temperature ranges, look to the COVID 19 vaccines and consider how Pfizer needs to be kept extremely cold: minus 70 degrees Celsius, which is colder than winter in Antarctica. Moderna has said that its vaccine needs to be frozen too, but only at
The temperature that a vessel can take is directly linked to the pressure that is being applied in the vessel, whether by a pump or other source. There is often little appreciation as to how fast the allowable pressure falls-off as the temperature increases. Take
Many engineers don’t really think much about the differences between T and Delta-T, but it is essential to think of the true leverage in costs that come with a good understanding of the two concepts. T stands for a temperature as measured and can take
NOTES ON THE DIFFERENCE BETWEEN SPECIFIC GRAVITY and BULK DENSITY OF PRODUCTS? …. TIPS FROM E4A! Some folk find it a little difficult getting their minds around SG and BD of products. If you Google these product terms you may get caught up with Wikipedia