Aims: We study both the short term and long term effects of solar activity on the large transformers (150 kV and 400 kV) of the Greek national electric grid. Methods: We use data analysis and various statistical methods and models. Results: Contrary to common belief in PPC Greece. we see that there are considerable both short term (immediate) and long term effects of solar activity on... https://countryscenesaddleryandpetsuppliers.shop/product-category/halter-bridle-bag-with-3-hook-rack/