Feb 1, 2023 | presentations
The first artificial heart was created by the Soviet scientist Vladimir Demikhov in 1937. It was implanted in a dog. On 4 April 1969, Domingo Liotta and Denton A. Cooley replaced a dying man’s heart with a mechanical heart inside the chest at The Texas Heart...
Feb 1, 2023 | presentations
Rainfall has been intensifying, the frequency of heavy winds has been increasing and even the sizes of hailstones have been growing. Climate data document increasingly severe weather changes. Metal roofs and metal façades provide an adequate solution for more and more...
Jan 11, 2023 | presentations
This new four-volume study updates the information included in IAL’s previous studies on aliphatic polyester polyols and aromatic polyester polyols published in 2019 and includes two brand new reports on polyether polyols and eco-friendly polyols. Data in this report...