Feem ntau, cov cuab yeej kho hniav zoo nkauj siv lub teeb xiav rau irradiate saum npoo ntawm cov hniav, decomposing cov zaub mov seem ntawm cov hniav thiab ntxuav lawv. Analysis yog raws li nram no:
Qee cov neeg mob muaj cov hniav daj uas cuam tshuam rau lawv cov tsos mob tag nrho, yog li lawv xaiv hnav cov cuab yeej kho hniav kom zoo nkauj rau lawv cov hniav. Cov cuab yeej kho hniav zoo nkauj emits xiav lub teeb rau ntawm cov hniav, decomposing cov pigments thiab cov zaub mov seem uas txuas rau saum npoo ntawm cov hniav, ua rau saum npoo ntawm cov hniav zoo li dawb. Txawm li cas los xij, cov khoom siv kho hniav yuav tsum tsis txhob siv ntau zaus. Cov khoom siv kho hniav zoo nkauj muaj qee yam kev txhawb nqa ntawm cov hniav, thiab kev siv ntau zaus yuav ua rau cov hniav nkag siab. Thiab nws yuav tsum tau siv tsis tu ncua rau lub sijhawm ntev. Yog tias kev siv cuam tshuam, nws yuav ua rau cov hniav rov qab mus rau lawv lub xeev dhau los.
Nws raug pom zoo tias cov neeg mob siv cov tshuaj txhuam hniav los tiv thaiv kev sib txuas nrog cov khoom siv kho hniav kom tsis txhob muaj cov hniav rhiab heev los ntawm kev siv cov cuab yeej. Nws yog ib qho tseem ceeb uas yuav tau siv cov cuab yeej kho hniav kom zoo nkauj raws li kev qhia ntawm tus kws kho mob.