[Its All Over Except ...]

High alkaline content quick dry cement can cause burns on some people and can damage the eyes if thrown into them.

[jmacusa]

Yes it can. It’s the lime in it that does that. However having worked in construction a good part of my life and having mixed enough concrete and mortar to build The Great Wall of China I can tell you that when you take cement mix or mortar mix and add it or add milk and any kind of sugar the stuff won’t ‘’set up’’ (dry). When I was younger man and a laborer(and drinking) if some bricklayer got on my bad side I’d spill a little beer into the mortar he was using. The stuff would never set up.

[gundog]

...Ngo is seen being brutally punched and kicked by Antifa, Schow noted, while others threw milkshakes. As reported later in the evening by Portland Police, some of the “milkshakes” being thrown by the far-left group contained quick-dry cement. In other words, being “milkshaked” by Antifa might feel like having cement blocks thrown at you.

From a different story. Journalists....