284 Mr. R. Hosking on the 



Table III. — Interpolated Results (Water). 





1846. 



1876. 



1883. 



1894. 



1899. 



Temp. 



Poiseuille. 



Sprung. 



Slotte. 



Thorpe & 

 Rodger. 





O 







•01776 



•01778 



•01808 



•01778 



•01794 



5 



•01515 



•01510 



•01524 



•01510 



01520 



10 



•01309 



•01301 



•01314 



•01303 



•01309 



15 



•01146 



•01135 



■01144 



•01134 



•01143 



20 



•01008 



•01003 



•01008 



•01002 



•01009 



25 



•00897 



•00896 



•00898 



•00891 



•00897 



30 



■00803 



•00802 



•00803 



•00798 



•00802 



35 



•00721 



•00723 



•00724 



•00720 



•00724 



40 



•00653 



•00657 



•00657 



•00654 



•00657 



45 



■00595 



•00602 



•00602 



•00597 



•00601 



50 





•00553 



•00553 



•00548 



•00553 



55 







•00510 



•00506 



•00510 



60 







•00472 



•00468 



•00472 



65 







•00438 



•00436 



•00437 



70 







•00408 



•00406 



•00107 



75 







•00382 



•00380 



•00382 



80 







•00358 



•00356 



•00360 



85 







•00337 



•00335 



•00339 



90 







•00318 



•00316 



•00320 



95 







•00301 



•00299 





100 







•00285 



•00283 





Table IV.— NaCl Solutions. 



Temp. 



20 per cent. 



10 per cent. 



5 per cent. 



1 per cent. 



(1) 

 Viscosity. 



(2) 

 Viscosity. 



Mean 

 Viscosity. 



Temp. 



Viscosity. 



Temp. 



Viscosity. 



Temp. 



Viscosity. 



0°72 



•02591 





■02591 



0°06 



•02035 



0°00 



•01861 



0°00 



•01798 



1-24 



5-46 



5-95 



12-48 



•02547 

 •02240 

 •02203 

 •018465 





•02547 

 •02240 

 •02203 

 01847 



4-99 

 11-80 



•01738 

 •01450 



4-90 

 10-89 



•01605 

 •01357 



6-39 

 11-76 



•01460 

 •01254 







•01848 



21-20 



•01499 



•01498 



•01499 



20-46 



•01181 



20-22 



•01078 



20-26 



•01009 



30-69 



•01221 



•01222 



•01222 



30-72 



•00947 



30-12 



•00872 



3008 



•00809 



40-57 



•01014 



•01013 



•01013 



40-30 



•00797 



40 86 



•00714 



4015 



•00664 



51-65 



•00842 



•00843 



•008425 



5072 



•00671 



5019 



•00614 



50-42 



•005565 



60-65 



•00736 



•00737 



•00736 



60-67 



•00584 



60-84 



•00524 



60-39 



•00486 



7062 



•006415! -00642 



•00642 



70-72 



•00512 



70-10 



•00455 



7010 



•00416 



80-88 



•00566 | -00565 



•00565 



80-27 



•00452 



80-25 



•00398 



80-32 



•00366 



90-60 



•00504 -00504 



•00504 



91-30 



•00396 



9060 



•003515 



90-24 



•00324 



