polziet21

By Date

Santas pulsejet car

polziet21 1 comments

Ultimate propellent.

polziet21 0 comments

Desert

polziet21 0 comments

Nasa X43a (VR2)

polziet21 0 comments

Nasa X43a

polziet21 0 comments

Turbo scram jet hybrid jet engine

polziet21 0 comments

PK-JS 650 Ram-afterburning turbojet jet engine

polziet21 0 comments

4 bit adder

polziet21 6 comments

Photo camera

polziet21 0 comments

Attempt at a Video recording device....

polziet21 1 comments

Ionic thruster

polziet21 0 comments

High bypass turbofan jet engine

polziet21 1 comments