More Technology Grids


Invention & discovery
here is the matrix:

COIL
LIGHT
NITROUS
OXIDE
ALTERNATING
CURRENT
MOTOR
HELICOPTER


RADIO
H2S
TURBO
WATER


AFTERBURNER
DOUBLE
HULL
TANK
CARBON
DIOXIDE

SONAR
REMOTE
CONTROL
SUPER
CHARGER

MAJOR THEME: Invention & discovery

Da Vinci: Sonar, Tank, Helicopter, Double Hull
Nicolai Tesla: Tesla Coil, Radio, Remote Control
Anoxygenic photosynthesis
: Water, H2S or  hydrogen sulfide, & CO2 or carbon dioxide
Military Aviation Techniques to increase speed or cope with high attitudes. Nitrous Oxide, TUBOcharger, Super Charger, Afterburner.