Chapter 263

Imperial Palace.

In the various remote courtyards, it was simply a mess.

Gao Yang's throat was almost smoking from shouting.

"Damn it!"

"How many times do I have to say it? This art of forging blades doesn't need to be quenched with water alone; you can use animal urine to quench it first. Animal urine contains salt, the cooling speed is fast, and the forged blade is hard enough. Afterward, use animal fat to quench it a second time!"

"If the temperature is too high, use animal urine to quench it; if the temperature is too low, use animal fat to quench it. You have to grasp the specific temperature yourselves."

"If the dog can't pee, give it water; if it won't drink, force-feed it. Give the horses and donkeys water too. Human urine won't work; this stuff has uric acid, some have diabetes. If anyone dares to ask if human urine works again, castrate them all and throw them out!"