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Polyacrylamide (abbreviated as PAM or pAAM) is a polymer with the formula (-CH 2 CHCONH 2-). It has a linear-chain structure. PAM is highly water-absorbent, forming a soft gel when hydrated. In 2008, an estimated 750,000,000 kg were produced, mainly for water treatment and the paper and mineral industries. [1]
2nd episode of the 2nd season of The Office "Sexual Harassment" The Office episode Episode no. Season 2 Episode 2 Directed by Ken Kwapis Written by B. J. Novak Cinematography by Randall Einhorn Editing by David Rogers Production code 2002 Original air date September 27, 2005 (2005-09-27) Running time 22 minutes Guest appearances David Koechner as Todd Packer Melora Hardin as Jan Levinson David ...
But Cas9 will not cleave the protospacer sequence unless there is an adjacent PAM sequence. The spacer in the bacterial CRISPR loci will not contain a PAM sequence, and thus will not be cut by the nuclease, but the protospacer in the invading virus or plasmid will contain the PAM sequence, and thus will be cleaved by the Cas9 nuclease. [4]
Created Date: 8/30/2012 4:52:52 PM
Non-shrink grout being applied to tiles. Non-shrink grout is a hydraulic cement grout that, when hardened under stipulated test conditions, does not shrink, so its final volume is greater than or equal to the original installed volume. It is often used as a transfer medium between load-bearing members.
or the increasingly popular membrane technology that is mercury free and more energy-efficient. Worldwide there are approximately fifty mercury cell chlor-alkali plants in operation [1]. Of those there are eight in the United States (US) [2]. In 2003 the EPA reported in the Federal Register that on average approximately seven tons of mercury
Someone vandalizes Pam Halpert's warehouse mural. Distraught, she demands to know who was responsible, but the warehouse workers remain silent to protect their coworker. She then tries appealing to the sympathies of the other office workers, but with her husband Jim Halpert off in Philadelphia and regional manager Andy Bernard still away in the Bahamas, only Dwight Schrute and Nellie Bertram ...
Grout sealer is a water-based or solvent-based sealant applied over dried grout that resists water, oil, and acid-based contaminants. Grout cleaner is a basic cleaning solution that is applied on grout lines and removes the dirt and dust. [9] A die grinder is used for faster removal of old grout compared to a standard grout saw.