Rødkløver blir grønn i basisk miljø. #tipstilnaturfaglærere #skolelabkjemi #blomsterindikator
by skolelabkjemi · 11 years ago · via Instagram
by skolelabkjemi · 11 years ago · via Instagram
by tattoopassionshop · 8 years ago · via Instagram
by tattoopassionshop · 8 years ago · via Instagram
by tattoopassionshop · 8 years ago · via Instagram