SHANGHAI – Scientists at the East China University here say printed circuit boards in landfills and electronic waste recycling sites are a “significant emission source” of brominated flame retardants (BFRs).

Read more: Study: PCBs ‘Significant' Source of BFRs in China’s Landfill

MELVILLE, NY -- Park Electrochemical reported net profits and sales fell 12.4% and 13%, respectively, year-over-year in its fiscal third quarter.

Read more: Park's Profits Drop 12% YoY in Q3

MANIEMA PROVINCE, DRC -- Mines in second province here in the Democratic Republic of Congo are gaining final approvals for shipping tin and other ores to Western nations. Most of the war-torn country's mines have faced international bans that prevented Western companies from buying or trading in minerals from the DRC.

Read more: 'Conflict-Free' Metals Program Extends Congolose Reach

BEIJING -- A poll of nearly three dozen tin producers, traders and consumers at the first Tin Market Outlook reception sponsored by ITRI China in Beijing last week suggests most expect only a very gradual improvement in market conditions.

Read more: Tin Experts Predict Gradual Price, Demand Recovery in 2013