In such sodium alloys, in case the component of the alloys is {TAIL ~ potassium} for instance, {HEAD ~ the content} thereof up to about 20by weight may be tolerated 
In such sodium alloys , in case the component of the alloys is { TAIL ~ potassium } for instance , { HEAD ~ the content } thereof up to about 20by weight may be tolerated
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH