duplication glitch bedrock 1.13.1 a furnace piston duplication glitch

on all versions of bedrock

 

resources needed 

• furnace 
• piston
• button
• item of your choice

 

how to do

1. place a piston facing upwards
2. put a furnace on the face of the piston
3. put a button anywhere on the piston 
4. put an item in the furnace
5. tap the button and quickly but not to quickly take the item out