Solar Cell Efficiency PNG Images (80)
Solar Cell Efficiency PNG Images (80)
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World Radio Day is an international day celebrated on 13 February every year.
Easter and its related holidays are moveable feasts, not falling on a fixed date; its date is computed based on a lunisolar calendar (solar year plus Moon phase) similar to the Hebrew calendar.
Pongal, also referred to as Thai Pongal, is a multi-day harvest festival of South India, particularly in the Tamil community.
World Maritime Day is an annual observance established by the International Maritime Organization (IMO), a specialized agency of the United Nations responsible for regulating shipping.
