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2. Put More Power Behind Tough Cutting Jobs With These ...

   www.aol.com/8-best-reciprocating-saws-demolition...

   Best Overall: Bosch RS428 Reciprocating Saw Most Affordable: Black+Decker BDCR20C 20V Max Reciprocating Saw Most Compact Full-Size: DeWalt DCS367P1 Reciprocating Saw

3. Thermal lance - Wikipedia

   en.wikipedia.org/wiki/Thermal_lance

   A thermal lance, thermic lance, oxygen lance, or burning bar is a tool that heats and melts steel in the presence of pressurized oxygen to create very high temperatures for cutting. It consists of a long steel tube packed with alloy steel rods, which serve as fuel; these are sometimes mixed with aluminum rods to increase the heat output.

4. Alligator shear - Wikipedia

   en.wikipedia.org/wiki/Alligator_shear

   Older alligator shears were powered by a flywheel.These shears ran continuously, which posed a safety hazard. Now alligator shears are hydraulically actuated.When actuated, the piston arm extends and slowly closes the upper jaw of the alligator shear, which passes alongside the bed or lower jaw of the shear to perform the cut.

5. Jackhammer - Wikipedia

   en.wikipedia.org/wiki/Jackhammer

   A jackhammer (pneumatic drill or demolition hammer in British English) is a pneumatic or electro-mechanical tool that combines a hammer directly with a chisel. It was invented by William McReavy, who then sold the patent to Charles Brady King. [1] Hand-held jackhammers are generally powered by compressed air, but some are also powered by ...

6. Detonating cord - Wikipedia

   en.wikipedia.org/wiki/Detonating_cord

   Detonating cord is also employed directly in building demolition where thin concrete slabs need be broken via channels drilled parallel to the surface, an advantage over dynamite since a lower minimum of explosive force may be used and smaller diameter holes are sufficient to contain the explosive. [2]

7. Demolition - Wikipedia

   en.wikipedia.org/wiki/Demolition

   To demolish bridges, hoe rams are typically used to remove the concrete road deck and piers, while hydraulic shears are used to remove the bridge's structural steel. Bridge demolition using explosives near Nieuwersluis, The Netherlands, 1920-1940. Fred Dibnah used a manual method of demolition to remove industrial chimneys in Great Britain. He ...