There is no ideal new year, only the one Christmas you decide to make as a reflection of your values desires, affections, traditions.Happy new Year's 2025 هیچ سال جدید ایده آلی وجود ندارد، فقط کریسمسی که شما تصمیم می ...
Parabens are biocides that are used as preservatives in food, cosmetics and medicine. Due to their ability to disrupt cell membranes and intracellular proteins, they have antibacterial and antifungal activity and cause changes in the enzymatic activity of microbial cells. ...
Groundwaters are hidden sources of water, which exist underground in fractures and spaces between rocks and soil in the form of underground aquifers. But the fact that these water sources are far from human eyes is not the reason for ...
Air pollution has always been one of the problems of urban dwellers, especially in cities like Tehran, Ahvaz, Shiraz, etc. It may not be possible to improve these conditions at least in the short term, but it is possible to ...
As part of a technical project to increase wellhead gate valve integrity in ADCO’s NEB Field, the Drilling Division were exploring the technical capabilities of Valve Lubricant 601TM as a possible solution for the cavity retention and valve leakage issues they ...
A leading international oil and gas company with assets and operations spanning several countries were looking for a higher performing valve lubricant for one of their offshore operations in Asia. The Situation The operator was experiencing more frequent instances of ...
Introduction: One of the branches of petroleum biotechnology that has been commercialized and can be seen today in the list of services provided by companies active in the field of environmental issues is the biological purification of waters and soils ...
