books platinize
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# Platinum plating
# Platinum
# Platinum Enhancer
# platinum war
# platinum mining companies
# platinum compounds
# Platinum in Africa
# platinum group
# Platinum Hexafluoride
# Features of the platinum element
# Where is the platinum ore located?
# Platinum uses
# Platinum properties
# What is platinum metal?
# Definition of platinum
# Chemical properties of platinum
# General information about platinum metal
# Copper, nickel and platinum
# What is platinum black?
# Who is the discoverer of platinum?
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مزج بالبلاتين (Info)
مَزَج بالبْلاتين:- غطى موجود مادي بمَعْدِنٌ ثَمينٌ جِدّاً ، فِضِّيُّ اللَّوْنِ لامِعٌ ، ثابِتٌ ، يَنْصَهِرُ بِصُعوبَةٍ ، يُسْتَخْدَمُ لِصُنْعِ الأوانِي الكِيمْيائِيَّةِ والحُلِيِّ والْمُجَوْهَراتِ (مكنز مجمع بيرزيت)
