With the area being volcanic, Peitou's air, soil, and water were all rich in sulfur, and the Spanish, Dutch, Chinese, and Japanese all fought over the plentiful sulfur output of the area. The Japanese were especially active: After Taiwan was ceded to Japan, in eight short years sulfur exports amounted to over 2500 tons!
來自火山地質的特殊性，使得北投的空氣、土壤與流水中都富含硫磺成分，西、荷、清、日都爭逐於此地豐富的硫磺產量，尤其是台灣割讓日本之後，短短八年間就輸出了兩千五百多噸的硫磺！