Janette Dicker and Susan Craig remove pots of growth media from the autoclave (scientific pressure cooker) at Alcoa's Marrinup Nursery in Australia. The media is poured into jars to grow and multiply the tissue culture plantlets. AP Photo logo AP Photo 2 months ago

Janette Dicker and Susan Craig remove pots of growth media from the autoclave (scientific pressure cooker) at Alcoa's Marrinup Nursery in Australia. The media is poured into jars to grow and multiply the tissue culture plantlets.