1 â Dampen the concrete: Use your hose to lightly spray down the concrete in your garage so that the concrete is wet but not puddling water. If you have a large garage floor, you may want to acid etch in sections. Do not let the concrete dry out before or during application of the acid solution.
Maximilian Kolbe died on August 14, 1941, by lethal carbolic acid injection after three weeks of starvation and dehydration at the Auschwitz, Poland death camp.
Fritz Pfeffer died from illness in late December 1944 at the Neuengamme concentration camp in Germany. Anne Frankâs father, Otto, was the only member of the group to survive; he was liberated from Auschwitz by Soviet troops on January 27, 1945.