Perkumuhan ialah proses
menyingkirkan bahan
buangan daripada
badan.
Sekiraya bahan buangan ini
tidak disingkirkan, ianya
akan memudaratkan
kesihatan manusia
PEPARU GINJAL KULIT
ORGAN PROSES PRODUK
PEPARU
BERNAFAS KARBON
GINJAL KENCING DIOKSIDA,
KULIT
WAP AIR
AIR KENCING
PERPELUHAN PELUH
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PERKUMUHAN
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