Demolition Expert brings down Frankfurt Skyscraper- deja vu

 Found this demolition, interesting.... Made me think of building # 7The building was 381 feet tall and ten of thousands gathered to watch German skyscraper demolished in 10 seconds

DW- Explosives expert Eduard Reisch was in charge of blowing up the 50,000-ton skyscraper, which was completed in 1972.It is almost 100% possible to blow up such a building without hurting people or neighboring buildings," Reisch said before the explosion. Barriers of up to six-meters-high (6.6 yards) were erected around the skyscraper to prevent any damageto nearby constructions.

Another video and more here

Nine-hundred-and-fifty kilograms of Nitropenta was used to bring down the disused academic building.

 Building 7Look at the building still standing in front of # 7And on either side— of # 7 and the WTC complex

It is almost 100% possible to blow up such a building without hurting people or neighboring buildings?

One of those things that makes me go hmmmmm?????