If we compare thefe appearances with Lightnings 
niay obfeiye that Lightning^^\{\c\\ comts ^i Intervalls paffes 
uninterrupted the moft condenfed Clouds^ and is not ex- 
tinguiflied or obftru£ted by the greateft Storms or Ca- 
tarrafts of water, but like the Beams of the Sun or any o- 
ther fire freely paffes through Glafs and water. 
.2. This Pbofpborm in the mentioned ftateonly emitts 
theft Flajhes oi Light in warm weather, a certain temper 
of the^'r being neceffary to produce the<5^<j?, for in the 
Winter or cold weather I never obferved it. 
The warm feafon bf the Summer is moft productive of 
of Lightning, / \ . • , r ,r 
3. The mentioned jF/^i? oi Light Isiiot apt to kindle or 
burn any combuftible matter, as I found by holding my 
finger in it unmolefted, but not trufting to that^ I held 
in the flame, Pa^er^ Flax^ and fuch Materials as are apt to 
take firej which it did no more than when we projected 
th^ Light oi the Moon hy_^ Concave Glafs, upon the like 
bodies. ^ 
Such an ino0enGve -P7^w^ that of Lg/6/«/V2g is generally 
obferved tobe> But 
4 . The matter of the Phofphorus^ whilft in a more con- 
denfed body, will eafily be accefided by the warmth of the 
jiiryOY by the immediate Beams of the Sun^ and then will 
burn very furioufly with fuch a penetrating fire as will not 
eafily be eKtinguiihed. -^^/j • . . . u.i:;]:! ^ 
Thus Lightning ^ when cornflerife^'' brN?onftJ£ted^ 
wtapt up iti a VekileM JW^io thn\t^d^ 
diffufc it (elf thtougii th^^ yitl^liiig 0het i; wilE thitf 
fire to Houfes^ Trees> &c^ ind do gteat mifchief/- *^ ) 
5. Our matter Whilft burning a^s the part of^Cofr&fvBi - 
and when it goes out it refolds into z Men^ruum 
Thus Lightning melts Sdwii, Gold'» Ir&ii^ Lihd^ii!A^(i^^ 
Ahet Jldetals. ' ' . - -'^ ' vA^^-r,■^-_^^ I t^f-^n? 
Theft Experiments -wetc cohcltided moft NatutiaHy tb^ 
iiliiftrate 
