The artist can shape the hot glass using metal tools such as jacks, tweezers and shears.
VOA: special.2009.09.16
To test the theory, researchers gave 132 participants one of three tasks: usingtweezers to remove small pieces from slots in the Japanese equivalent of the board game Operation, counting the appearances of a digit in a block of numbers, and a reaction time test.
If it were possible to move the components around using optical tweezers, and put them directly on to a base, that would open up a completely different approach to the problem and might, ultimately, result in a new manufacturing technology.