ODEP-K, a water-soluble lubricant with a rich foam, can also dissolve surfactants. It is soluble in electrolyte and high-concentration solutions. ODEP K is a potassium phosphate of octyl decyl alcohol ethoxylate. ODEP K Octyl Decyl Alcohol Ethoxyl…
This article introduces how to make foam cement and how to choose materials including cement and foaming agent.…
French scientists have confirmed for the first time through genome sequencing that the "deltacron" variant of the new coronavirus that has previously attracted a lot of attention does exist, which combines the mutations in the new coronavirus delta v…
It is reported that from November last year to January this year, the unemployment rate in Brazil rose to 14.2%, an increase of 0.3 percentage points from the previous three-month statistical cycle. The number of unemployed people in the country duri…