Code

  //MR WHOOFLER FIRE FOAM MAKER
    //DO NOT EVER MAKE ONE OF THESE
    $fn=100;
    difference(){
    union(){
    difference(){
    union(){
    //first additions
    //finger rim
    translate([0,0,0])
    cylinder(h=3,d1=45,d2=45);
    //base
    translate([0,0,3])
    cylinder(h=20,d1=30,d2=15);
    //upper cone
    translate([0,0,23])
    cylinder(h=40,d1=15,d2=50);
    //upper rim
    translate([0,0,63])
    cylinder(h=10,d1=50,d2=50);
    }
    //first subtractions
    //inner foam cone
    translate([0,0,25])
    cylinder(h=38,d1=15,d2=48);
    //inner base
    translate([0,0,-1])
    cylinder(h=23,d1=30,d2=12);
    //upper rim
    translate([0,0,63])
    cylinder(h=11,d1=48,d2=48);
    }
    //second additions
    //injector base
    translate([0,0,0])//
    cylinder(h=23,d1=12,d2=12);
    //diffuser cone
    translate([0,0,25])
    cylinder(h=10,d1=15,d2=0);
    }
    //second subtractions
    //twelve radial vents
    translate([0,0,25])
    for (i=[0:30:330])rotate([65, 0, i]){
    cylinder(h=8, d1=1, d2=1);
    }
    //diffuser cone inner
    translate([0,0,24])
    cylinder(h=10,d1=14,d2=0);
    //4mm injector entrance
    translate([0,0,-1])
    cylinder(h=4,d1=4,d2=4);
    //tapered transition
    translate([0,0,3])
    cylinder(h=5,d1=4,d2=3);
    //seal taper
    translate([0,0,8])
    cylinder(h=5,d1=3,d2=2.8);
    //tapered transition
    translate([0,0,13])
    cylinder(h=1,d1=2.8,d2=1);
    //gas feed pipe
    translate([0,0,12])
    cylinder(h=15,d1=1,d2=1);
    //x-ray box
    //translate([-30,-30,-1])
    //cube([60,30,100]);
    }