Australia's Science Forum

can anyone suggest simple fermentation pracs for yr 11 biol?

Me too, please... fax no.08 86822566 ta

does anyone have a "fail safe" prac for typing artifial blood groups? ta

Our petri dishes are first sterilized under UV light in cabinent for 15 mins then bagged and placed in garbage

Thanks all...have noticed in past forums, this topic keeps coming up!
perhaps at 99c each crucibles ARE disposible? see ya

thanks have tried nitric acid, moves some of the "gunk" but still not clean!

Does anyone know of a method to clean crucibles of burnt metal (magnesium) from metal oxide experiments??? thanks sue

Hi everyone! I keep test tubes in their racks. one set of large and small under each student bench, and spare test tubes on racks in open low shelves around the lab. As students use the ones under their benches I clean them and replace with the ones from the shelves and so they are rotated and alway...

hi nikki
i also have worked a EDHS 4 years ago... i thoroughly enjoyed the staff and beautiful surroundings...hope all is well there , say to all, sue schilling

thankyou all
esp to r. crosdale...the iodine and ethanol method worked a treat!!!
newer stains easier but eventually all were removed...
i am sooo in the good books out here. thanks again sue

help...does anyone know of an agent to take silver nitrate stains out of lab benches. thanks :(

our recent school open night was a great success, both chem lab and biol lab open with small "hands on" experiments for kids and parents to try.
eg.blowing up balloons with bi carb soda and vinegar. looking for some other cool simple experiments for next year any suggestions? thanks