SUBJECT INDEX 
P 
Planets (Contin. ) 
origin of small, 951 
physical conditions, 572 
Planning, economic, 116, 350, 
836, 837, 873 
Plant substances 
chemistry, 334 
Plants 
diseases, 692, 754 
effects of frost and drought, 
608 
growth, 152, 692 
growth under adverse environ- 
ments, 857 
physiology, 5, 683 
protection, 68 
single-cell, 683 
Plasma acceleration, 829 
Plasma diffusions, 500 
Plasma installations, 307 
Plasma jet cutting, 62, 74 
Plasma microwave tubes, 493 
Plasma research, 25, 377, 463, 
466, 495, 548, 574, 587, 684, 
698, TO7, 710, 754, 826, 829, 
899, 947, 1063, 1083, 1123 
Plasma waves 
growth and attenuation, 947 
Plasmas, 608, 1053 
arc-discharge, 377, 466, 523, 
608, 899 
electric characteristics, 899 
gas, 574 
ions, 1053 
magnetic characteristics, 899 
magnetized, 698 
Plaster, 850 
Plastic-ceramic masses, 894 
Plastic coatings 
anticorrosive, 979 
Plastic laminates 
reinforced, 920 
Plastic materials, 687 
Plastic wood, 206 
Plasticity, 223, 253, 410, 416, 
yok, 45, 47h, 566, 683, 754, 
TBs SBily GMO, Law) 
Plasticizers, 92, 934 
of polymers, 66 
for rubber, 938 
P 
Plastics, 15, 19, 53, 92, lee, 
IG2, By, Cie SIS, Sll>5 SIs 
333, 4ok, hel, 558, 561, 564, 
567, 91%3, 618, 690, 697, 22; 
728, T47, 851, 857, 870, 885, 
910, 920, 945, 979, 1047, 
OSL, VO, MOM, WS/, IMA, 
1125 
bearings, 28 
burning characteristics, 196 
chemicals, 1003 
electrical properties, 869 
forming, 734 
glass-reinforced, 907 
light resistance, 870 
luminescence, 979 
for machine construction, 32 
physical properties, 568 
PROPERtles (55 wii sm Sls 
shear, 870 
thermal resistance, 870 
thermosetting, 870 
wear resistance, 770 
welding, 733, 907 
Plastics industry, 102 
raw materials, 452 
Plastics processing machinery, 
1071 
Plastics production, 757 
programmed control, 733 
Plates, 341, 417, 421, 698, 754, 
868 
calculation, 537 
design, 770 
elastic, 1130 
heat exchange, 191 
orthotropic, 421 
reinforced, 698 
stresses, 254 
theory, 42k, 608 
Plating. See "Electroplating". 
Platinum, Sis Tle 
Platinum alloys 
properties, 680 
Platinum catalysts, 454 
Plumbing, 287, 577, 636, 677, The, 
791, 1052, 1091, 1109, 1115 
Plutonium 
splitting, 412 
Pneumatic drives, 265 
