Nicotine vapes (e-cigarettes) are currently unregulated in 60 countries.
They are:
Albania Angola Belize Benin Bosnia and Herzegovina Burkina Faso Burundi Central African Republic Chad Comoros Cuba Democratic Republic of Congo Djibouti Dominica Equatorial Guinea Eritrea Ghana Grenada Guinea Guinea-Bissau Guyana Haiti Kiribati Kosovo Kyrgyzstan Lesotho Liberia Libya Madagascar Malawi Mali Mauritania Monaco Mongolia Montenegro Morocco Mozambique Myanmar Namibia Nauru Niger Palestine / West Bank & Gaza strip Papua New Guinea Peru Rwanda Saint Lucia Saint Vincent and the Grenadines Samoa Sao Tome and Principe Sierra Leone Solomon Islands Somalia South Sudan Swaziland Tanzania Tonga Tuvalu Vanuatu Zambia Zimbabwe