CARBON DIOXIDE INTO CONCRETE
PAGE 24
AIRPLANES WITH 12 PROPELLERS
PAGE 38
RESTORING PLAYER PIANOS
PAGE 64
08
138
No.ENGINEERING
TINY ENGINES
FOR MICROSATS
An innovative, 3-D printed ion drive
can power a satellite small enough
to fit in a breadbox.
Technology that moves the world
THE
MAGAZINE
OF ASME
ASME.ORG AUGUST 2016
Mechanical
