A cikin kalandar akwai lokuta masu yawa, masu sadaukarwa ga abubuwa masu yawa. Daga cikin wadansu abubuwa, akwai lokuta na musamman da aka kira su biya haraji ga kowane sana'a. Alal misali, hutu kamar ranar Chemist. Ranar Chemist ita ce hutu na kwarai ga dukan ma'aikatan masana'antu da ke Rasha, da Kazakhstan, Ukraine da Belarus.
Menene kwanan wata ranar likitan chemist?
Bisa ga al'amuran, Ranar Chemist an yi bikin a watan Mayu a ranar Lahadi da ta wuce. A shekara ta 2013, Ranar Chemist ta fadi ranar 26 ga Mayu. Duk da haka, a cikin jami'o'i na birane daban-daban, mahaukaran sunada ransu don wannan biki. A wasu wurare, kwanan wata ranar Chemist an haɗa shi tare da City Day.
Wannan hutu yana tattaro dalibai da malamai, sababbin masu karatun digiri da masana kimiyya masu tsanani. Ma'aikata na masana'antun sunadarai suna da buƙatar gaske a wurare daban-daban. Alal misali, ba tare da nasarorin da suka samu ba, ba halittar samfurori na kwaskwarima, ko samar da man fetur ba, da dai sauransu.
Kowace shekara, hutun yana wucewa ƙarƙashin alamar wasu ɓangarori na launi na zamani. Jami'ar Mendeleev. Wanda ya kafa wannan al'ada shi ne Jami'ar Jihar ta Moscow, inda Mendeleev da Lomonosov suna girmamawa sosai, karatun su, ayyukansu, abubuwan da suka samu da kuma kyakkyawan binciken.
Ranar chemist a Ukraine
An yarda da wannan biki a Ukraine a shekarar 1994. Kasashen farko na chemists a kasar (da kuma a duk fadin duniya) su ne magunguna da magunguna. Bayan haka, sunyi aiki tare da abubuwa masu yawa da shirye-shiryen, sun haɗa su a wasu samfurori da masana'antu. Kayan magani na farko ya fito ne a Lviv a karni na sha uku, kuma a Kiev aka fara bude kantin magani ne kawai a farkon karni na sha takwas. A halin yanzu, Maximum Guliy, wanda ya fi shekara 100, ya rayu a Ukraine.
Ranar chemist a Belarus
A yau an yi bikin ne a Belarus, fara a shekara ta 1980, kuma bisa ga al'ada an amince da biki ne kawai a shekarar 2001. Ranar chemist din ne mai ban sha'awa da haske, Belarussian suna da daraja sosai, kamar yadda ci gaba da masana'antun sinadarai na ɗaya daga cikin wuraren da suka fi dacewa a cikin tattalin arzikin Belarus.
Yana da masu kare lafiyar da suke da hannu a cikin halittar abubuwa ba tare da abin da ba zamu iya tunanin rayukanmu a yau ba: daga abinci da tufafi ga nau'ikan kayan gida.