Trump imposes 15% tariff on key chip and solar panel material BBCTrump announces tariffs on key component for solar panels and semiconductors PoliticoTrump Issues Tariffs on Key Ingredient for Electronics and Solar Panels The New York TimesTrump likely to reject US industry requests for quicker polysilicon tariff, source says reuters.comSec. 232 polysilicon results: The price of all imported solar panels is going up Solar Power World