Besides large coconut plantation is located within 200 KM from the capital Manila. In 1970s, during the world oil crisis, thousands of tons of coconut shell were hauled into the city of Manila by trucks to fuel many Hamada Cocoshell Fire Boiler.
Maraming malalaking plantasyon ng buko ang matatagpuan sa loob ng 200 km mula sa Maynila. Noong 1970, nung mayroong kamunduhang krisis sa langis, libo-lbong tonelada ng balat ng buko ang dinala sa siyudad ng Maynila, gamit ang maraming trak na ginagamit sa pagpapatakbo ng maraming Hamada Cocoshell Fire Boiler.