<classify> Lokhu kungenxa yokuba ugesi ungena kuyisokhethi lapho ingxenye yenzimbi yebhalubhu ingakubamba kabuhlungu ngogesi uma uthinta ingaphakathi lesokhethi noma ingaphansi lensimbi lapho isengaphakathi kwesokhethi ngokwengxenye.  <topic>: sciencetechnology 