Ordinary portland cement is a kind of hydraulic binding material, which is made of portland cement grog, 5%-20% mixed material and appropriate amount of plaster. It has high strength, good frost resistance, good wear resistance and other characteristics. Ordinary portland cement can be used for cast-in-place concrete floors, beams, columns, pre-cast concrete components, and pre-stressed concrete structures. Its strength was divided into four categories: 42.5, 42.5R, 52.5, and 52.5R. Ordinary portland cement was widely used in the construction industry and was one of the cement varieties with the largest usage.
It depends on how you define 'real'. If you mean based on actual events, then it might not be. But if it feels real to you in terms of emotions and experiences, then in a way, it could be.
It's tough to tell. Maybe 'Banda' is a blend of real and made-up elements. Or it could be purely a work of imagination. More details about it would help figure out if it's real or not.
The timing of Portland Comic Con changes. Sometimes it's in the summer, sometimes in the fall. To know for sure, you should follow the organizers' announcements on their official channels.
I'm not sure specifically what the 'Portland Horror Story' is about as it could refer to various things. It might be a local legend in Portland involving spooky events, like haunted houses or strange occurrences in the city's history.
There's a portland scary story that involves a forest near the city. A hiker once went in and got lost. As night fell, he started to hear growls that seemed to come from all directions. He noticed pairs of glowing eyes in the bushes. When he finally found his way out, he was pale as a ghost and said he'd never go back. He swore there was something unnatural lurking in those woods.
I'm not sure specifically which 'banda real story' you're referring to. It could be about a band named Banda, in which case it might be about their formation, their music journey, the members' experiences, and how they created their unique sound.
I'm not sure specifically what the 'Portland's Tesla City stories' are. It could be about the experiences of Tesla owners in Portland, or perhaps the impact of Tesla on the city's development, like its role in promoting sustainable transportation and reducing local carbon emissions.